{"title":"Wood-Burning Sauna Stoves","description":"\u003cp\u003eHarvia wood-burning sauna stoves from 14.3 kW to 40 kW. No electrical supply needed — just a listed, code-compliant chimney. Exterior-feed, water-tank and fireplace configurations available.\u003c\/p\u003e","products":[{"product_id":"harvia-50-40kw-wood-burning-sauna-stove","title":"Harvia 50 40 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia 50 is a 40 kW wood-burning sauna stove for rooms of 706–1,766 cubic feet. It takes 264 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Harvia 50 is the largest wood-burning stove in this catalog: 40 kW, a 264 lb stone charge and a shipping weight north of 400 lb. It is specified for public saunas, lakeside community saunas and very large private rooms from 706 up to 1,766 cu ft.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eEven heat in a large sauna\u003c\/li\u003e\n\u003cli\u003eDesigned for large groups\u003c\/li\u003e\n\u003cli\u003e40 kW output — the largest wood stove in the range\u003c\/li\u003e\n\u003cli\u003eCovers 706–1,766 cu ft\u003c\/li\u003e\n\u003cli\u003eHeavy-gauge steel construction for public-sauna duty cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e264 lb — Harvia specifies 6 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWK500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e40 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e706–1,766 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs (119.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20\" (510mm) × 28.3\" (718mm) × 41.3\" (1049mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e428.1 lbs (194.2 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 692 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia 50 is rated for 706–1,766 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia 50 connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia 50 sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia 50 take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Pk_50_FISVENDERUETCSPL_Y05-0128_web_0925.pdf?v=1786646328\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WK500_en_202506281047.pdf?v=1786646329\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955122618739,"sku":"WK500","price":7587.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_50_WK500_p1.webp?v=1786646394"},{"product_id":"harvia-cilindro-16-16kw-wood-burning-sauna-stove","title":"Harvia Cilindro 16 16 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Cilindro 16 is a 16 kW wood-burning sauna stove for rooms of 212–459 cubic feet. It takes 264 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe wood-burning Cilindro brings the pillar silhouette of the electric Cilindro to an off-grid room. A round stainless steel cage holds 264 lb of stones around a central firebox, so heat radiates evenly in every direction instead of being thrown off one flat face.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003ePremium wood-burning sauna stove\u003c\/li\u003e\n\u003cli\u003eLong-lasting and reliable performance\u003c\/li\u003e\n\u003cli\u003eUnique rear ventilation duct for fast heating\u003c\/li\u003e\n\u003cli\u003eDurable stainless steel for a quiet operation\u003c\/li\u003e\n\u003cli\u003ePowerful heater for medium-sized saunas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Stop Plug, Soot Opening Stoppers (2), Handle, Auxiliary Handle, Glass Hatch, Combustion Air Deflectors, Flue Connection Pipe, Ash Box, Grate, Outer Shell, Frame, Soot Openings (2), Top Connection Hole, Rear Connection Hole, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e264 lb — Harvia specifies 6 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKPC16S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs (119.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21.9\" (557mm) × 21.9\" (557mm) × 29.5\" (750mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e119.1 lbs (54 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 383 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Cilindro 16 is rated for 212–459 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCilindro 16\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-cilindro-20-17kw-wood-burning-sauna-stove\"\u003eCilindro 20\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Cilindro 16 connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Cilindro 16 sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Cilindro 16 take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cilindro_16_WKPC16S.pdf?v=1786646133\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKPC16S_en_202506180401.pdf?v=1786646132\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955122651507,"sku":"WKPC16S","price":1128.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Cilindro16_WKPC16S_p1.webp?v=1786646265"},{"product_id":"harvia-cilindro-20-17kw-wood-burning-sauna-stove","title":"Harvia Cilindro 20 17 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Cilindro 20 is a 17 kW wood-burning sauna stove for rooms of 283–706 cubic feet. It takes 264 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe wood-burning Cilindro brings the pillar silhouette of the electric Cilindro to an off-grid room. A round stainless steel cage holds 264 lb of stones around a central firebox, so heat radiates evenly in every direction instead of being thrown off one flat face.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003ePremium wood-burning sauna stove\u003c\/li\u003e\n\u003cli\u003eLong-lasting and reliable performance\u003c\/li\u003e\n\u003cli\u003eUnique rear ventilation duct for fast heating\u003c\/li\u003e\n\u003cli\u003eDurable stainless steel for a quiet operation\u003c\/li\u003e\n\u003cli\u003ePowerful heater for medium-sized saunas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Stop Plug, Soot Opening Stoppers (2), Handle, Auxiliary Handle, Glass Hatch, Combustion Air Deflectors, Flue Connection Pipe, Ash Box, Grate, Flue Pipe Connector, Flue Gas Heat Regulator (Pack of 2), Outer Shell, Frame, Soot Openings (2), Top Connection Hole, Rear Connection Hole, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e264 lb — Harvia specifies 6 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKPC20S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs (119.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21.9\" (557mm) × 21.9\" (557mm) × 30.4\" (773mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e136.7 lbs (62 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 400 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Cilindro 20 is rated for 283–706 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-cilindro-16-16kw-wood-burning-sauna-stove\"\u003eCilindro 16\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCilindro 20\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Cilindro 20 connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Cilindro 20 sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Cilindro 20 take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cilindro_20_WKPC20S.pdf?v=1786645943\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKPC20S_en_202506180401.pdf?v=1786645455\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955122684275,"sku":"WKPC20S","price":1404.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Cilindro20_WKPC20S_p1.webp?v=1786646024"},{"product_id":"harvia-legend-240-greenflame-15-9kw-wood-burning-sauna-stove","title":"Harvia Legend 240 GreenFlame 15.9 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Legend 240 GreenFlame is a 15.9 kW wood-burning sauna stove for rooms of 353–848 cubic feet. It takes 440 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Legend is Harvia's premium wood-burning line. Its defining feature is a structure that separates combustion air and routes part of it to the top of the fire chamber, so unburned gases ignite instead of going up the flue. The result is a cleaner, hotter, more efficient burn from the same armful of wood.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eFloor model with adjustable feet\u003c\/li\u003e\n\u003cli\u003e70% Lower carbon monoxide emissions (per Harvia)\u003c\/li\u003e\n\u003cli\u003eCleaner combustion reduces wood particulate emissions by one-fifth (per Harvia)\u003c\/li\u003e\n\u003cli\u003eTwo-stage combustion — secondary air injection burns off flue gases\u003c\/li\u003e\n\u003cli\u003eVery large stone mass held in a black steel grate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Adjustable Legs, Stove Door, Ash Box, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e440 lb — Harvia specifies 10 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKLE20GM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.9 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs (199.6 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.6\" (600mm) × 23.6\" (600mm) × 32.9\" (835mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e167.8 lbs (76.1 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 607 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Legend 240 GreenFlame is rated for 353–848 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLegend 240 GreenFlame\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.9 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-150-16kw-wood-burning-sauna-stove\"\u003eLegend 150\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-150-sl-16kw-wood-burning-sauna-stove\"\u003eLegend 150 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-duo-21kw-wood-burning-sauna-stove\"\u003eLegend 240 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-sl-21kw-wood-burning-sauna-stove\"\u003eLegend 240 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-300-23-5kw-wood-burning-sauna-stove\"\u003eLegend 300\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–988 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e572 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Legend 240 GreenFlame connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhat is Harvia GreenFlame?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eA secondary-combustion system that routes part of the combustion air to the top of the fire chamber, so unburned flue gases ignite instead of going up the chimney. Harvia reports materially lower carbon monoxide and particulate emissions as a result.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Legend 240 GreenFlame take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Legend_GreenFlame_240_FISVENDERUETFRITNL_Y05-1390_0925_web.pdf?v=1786625411\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKLE20GM_en_202506281022.pdf?v=1786625403\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955122782579,"sku":"WKLE20GM","price":2859.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Legend200Vision_WK200LD_p1.webp?v=1786625528"},{"product_id":"harvia-legend-150-16kw-wood-burning-sauna-stove","title":"Harvia Legend 150 16 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Legend 150 is a 16 kW wood-burning sauna stove for rooms of 212–459 cubic feet. It takes 264 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Legend is Harvia's premium wood-burning line. Its defining feature is a structure that separates combustion air and routes part of it to the top of the fire chamber, so unburned gases ignite instead of going up the flue. The result is a cleaner, hotter, more efficient burn from the same armful of wood.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eCleaner and efficient burning\u003c\/li\u003e\n\u003cli\u003eTwo-stage combustion — secondary air injection burns off flue gases\u003c\/li\u003e\n\u003cli\u003eVery large stone mass held in a black steel grate\u003c\/li\u003e\n\u003cli\u003eAdjustable legs for uneven floors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Stove Door, Ash Box, Adjustable Legs, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e264 lb — Harvia specifies 6 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWK150LD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs (119.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21\" (530mm) × 21\" (530mm) × 30\" (740mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e135.6 lbs (61.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 399 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Legend 150 is rated for 212–459 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-greenflame-15-9kw-wood-burning-sauna-stove\"\u003eLegend 240 GreenFlame\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.9 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLegend 150\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-150-sl-16kw-wood-burning-sauna-stove\"\u003eLegend 150 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-duo-21kw-wood-burning-sauna-stove\"\u003eLegend 240 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-sl-21kw-wood-burning-sauna-stove\"\u003eLegend 240 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-300-23-5kw-wood-burning-sauna-stove\"\u003eLegend 300\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–988 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e572 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Legend 150 connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Legend 150 sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Legend 150 take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Legend_150_240_300_CE_VTT_FISVENDERUETFRITNL_Y05-0136_250923_web_0925.pdf?v=1786624674\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WK150LD_en_202506281043.pdf?v=1786625002\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955122815347,"sku":"WK150LD","price":2089.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Legend_WK150LD_p1.webp?v=1786625122"},{"product_id":"harvia-legend-150-sl-16kw-wood-burning-sauna-stove","title":"Harvia Legend 150 SL 16 kW Wood-Burning Sauna Stove with Exterior Feed","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Legend 150 SL is a 16 kW wood-burning sauna stove for rooms of 212–459 cubic feet. It takes 264 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Legend is Harvia's premium wood-burning line. Its defining feature is a structure that separates combustion air and routes part of it to the top of the fire chamber, so unburned gases ignite instead of going up the flue. The result is a cleaner, hotter, more efficient burn from the same armful of wood.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eCleaner and efficient burning\u003c\/li\u003e\n\u003cli\u003eTwo-stage combustion — secondary air injection burns off flue gases\u003c\/li\u003e\n\u003cli\u003eVery large stone mass held in a black steel grate\u003c\/li\u003e\n\u003cli\u003eAdjustable legs for uneven floors\u003c\/li\u003e\n\u003cli\u003eExterior feed: the fire is loaded from an adjoining room or outdoors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Stove Door, Ash Box, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e264 lb — Harvia specifies 6 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWK150LDSL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs (119.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21\" (530mm) × 28\" (730mm) × 30\" (740mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e143.5 lbs (65.1 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 407 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Legend 150 SL is rated for 212–459 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-greenflame-15-9kw-wood-burning-sauna-stove\"\u003eLegend 240 GreenFlame\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.9 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-150-16kw-wood-burning-sauna-stove\"\u003eLegend 150\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLegend 150 SL\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-duo-21kw-wood-burning-sauna-stove\"\u003eLegend 240 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-sl-21kw-wood-burning-sauna-stove\"\u003eLegend 240 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-300-23-5kw-wood-burning-sauna-stove\"\u003eLegend 300\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–988 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e572 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Legend 150 SL connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Legend 150 SL be fed from outside the sauna?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eYes — that is what SL means. The fire chamber extension passes through the wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Legend 150 SL take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Legend_150_240_300_CE_VTT_FISVENDERUETFRITNL_Y05-0136_250923_web_0925.pdf?v=1786624674\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WK150LDSL_en_202506281045.pdf?v=1786624671\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955122848115,"sku":"WK150LDSL","price":2192.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Legend_WK150LDSL_p1.webp?v=1786624778"},{"product_id":"harvia-legend-240-duo-21kw-wood-burning-sauna-stove","title":"Harvia Legend 240 DUO 21 kW Wood-Burning Sauna Stove with Fireplace","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Legend 240 DUO is a 21 kW wood-burning sauna stove for rooms of 353–848 cubic feet. It takes 440 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Legend is Harvia's premium wood-burning line. Its defining feature is a structure that separates combustion air and routes part of it to the top of the fire chamber, so unburned gases ignite instead of going up the flue. The result is a cleaner, hotter, more efficient burn from the same armful of wood.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eCleaner and efficient burning\u003c\/li\u003e\n\u003cli\u003eTwo-stage combustion — secondary air injection burns off flue gases\u003c\/li\u003e\n\u003cli\u003eVery large stone mass held in a black steel grate\u003c\/li\u003e\n\u003cli\u003eAdjustable legs for uneven floors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSteel Frame, Stove Body, Stove Door, Ash Box, Flange, Fire Chamber Extension, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e440 lb — Harvia specifies 10 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKLE20DUOM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs (199.6 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.6\" (600mm) × 30.7\" (780mm) × 32\" (830mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212 lbs (96.3 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 652 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Legend 240 DUO is rated for 353–848 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-greenflame-15-9kw-wood-burning-sauna-stove\"\u003eLegend 240 GreenFlame\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.9 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-150-16kw-wood-burning-sauna-stove\"\u003eLegend 150\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-150-sl-16kw-wood-burning-sauna-stove\"\u003eLegend 150 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLegend 240 DUO\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-sl-21kw-wood-burning-sauna-stove\"\u003eLegend 240 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-300-23-5kw-wood-burning-sauna-stove\"\u003eLegend 300\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–988 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e572 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Legend 240 DUO connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eHow does the Harvia Legend 240 DUO work as a fireplace?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe DUO firebox passes through the sauna wall, heating the sauna on one side while presenting an open fire view to the adjoining room.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Legend 240 DUO take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Legend_240Duo_240SL_300Duo_FISVENDERUETFRITNL_Y05-1391_web_24102024_1.pdf?v=1786571510\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKLE20DUOM_en_202506281000.pdf?v=1786571511\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955122880883,"sku":"WKLE20DUOM","price":3003.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Legend_WK240LDLUX_p1.webp?v=1786571646"},{"product_id":"harvia-legend-240-sl-21kw-wood-burning-sauna-stove","title":"Harvia Legend 240 SL 21 kW Wood-Burning Sauna Stove with Exterior Feed","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Legend 240 SL is a 21 kW wood-burning sauna stove for rooms of 353–848 cubic feet. It takes 440 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Legend is Harvia's premium wood-burning line. Its defining feature is a structure that separates combustion air and routes part of it to the top of the fire chamber, so unburned gases ignite instead of going up the flue. The result is a cleaner, hotter, more efficient burn from the same armful of wood.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eCleaner and efficient burning\u003c\/li\u003e\n\u003cli\u003eTwo-stage combustion — secondary air injection burns off flue gases\u003c\/li\u003e\n\u003cli\u003eVery large stone mass held in a black steel grate\u003c\/li\u003e\n\u003cli\u003eAdjustable legs for uneven floors\u003c\/li\u003e\n\u003cli\u003eExterior feed: the fire is loaded from an adjoining room or outdoors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSteel Frame, Stove Body, Stove Door, Ash Box, Fire Chamber Extension, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e440 lb — Harvia specifies 10 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKLE20SLM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs (199.6 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.6\" (600mm) × 30.7\" (780mm) × 32\" (830mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e180.1 lbs (81.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 620 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Legend 240 SL is rated for 353–848 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-greenflame-15-9kw-wood-burning-sauna-stove\"\u003eLegend 240 GreenFlame\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.9 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-150-16kw-wood-burning-sauna-stove\"\u003eLegend 150\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-150-sl-16kw-wood-burning-sauna-stove\"\u003eLegend 150 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-duo-21kw-wood-burning-sauna-stove\"\u003eLegend 240 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLegend 240 SL\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-300-23-5kw-wood-burning-sauna-stove\"\u003eLegend 300\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–988 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e572 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Legend 240 SL connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Legend 240 SL be fed from outside the sauna?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eYes — that is what SL means. The fire chamber extension passes through the wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Legend 240 SL take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Legend_240Duo_240SL_300Duo_FISVENDERUETFRITNL_Y05-1391_web_24102024.pdf?v=1786571276\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKLE20SLM_en_202506281036.pdf?v=1786571276\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955122913651,"sku":"WKLE20SLM","price":2502.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Legend_WK240LDSL_p1.webp?v=1786571326"},{"product_id":"harvia-legend-300-23-5kw-wood-burning-sauna-stove","title":"Harvia Legend 300 23.5 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Legend 300 is a 23.5 kW wood-burning sauna stove for rooms of 494–988 cubic feet. It takes 572 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Legend is Harvia's premium wood-burning line. Its defining feature is a structure that separates combustion air and routes part of it to the top of the fire chamber, so unburned gases ignite instead of going up the flue. The result is a cleaner, hotter, more efficient burn from the same armful of wood.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eCleaner and efficient burning\u003c\/li\u003e\n\u003cli\u003eTwo-stage combustion — secondary air injection burns off flue gases\u003c\/li\u003e\n\u003cli\u003eVery large stone mass held in a black steel grate\u003c\/li\u003e\n\u003cli\u003eAdjustable legs for uneven floors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Stove Door, Ash Box, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e572 lb — Harvia specifies 13 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKLE36M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–988 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e572 lbs (259.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23\" (600mm) × 26\" (660mm) × 40.9\" (1039mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e201.5 lbs (91.4 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 773 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Legend 300 is rated for 494–988 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-greenflame-15-9kw-wood-burning-sauna-stove\"\u003eLegend 240 GreenFlame\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.9 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-150-16kw-wood-burning-sauna-stove\"\u003eLegend 150\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-150-sl-16kw-wood-burning-sauna-stove\"\u003eLegend 150 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-duo-21kw-wood-burning-sauna-stove\"\u003eLegend 240 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-legend-240-sl-21kw-wood-burning-sauna-stove\"\u003eLegend 240 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–848 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLegend 300\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–988 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e572 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Legend 300 connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Legend 300 sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Legend 300 take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Legend_300_WKLE36M_FISVENDERUETFRITNL_Y05-1385_web_0925.pdf?v=1786571070\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKLE36M_en_202506280956.pdf?v=1786571071\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955122946419,"sku":"WKLE36M","price":3742.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Legend_WK300LD_p1.webp?v=1786571160"},{"product_id":"harvia-linear-18-compact-black-14-3kw-wood-burning-sauna-stove","title":"Harvia Linear 18 Compact Black 14.3 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Linear 18 Compact Black is a 14.3 kW wood-burning sauna stove for rooms of 177–636 cubic feet. It takes 88 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eLinear stoves are built around a tall, narrow firebox — roughly 17 in wide — which is what you want when the stove has to sit in a corner or against a short wall in a compact room. The vertical proportion also raises the stone bed closer to pouring height.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eCompact wood-burning sauna stove with small safety distances for flexible installation\u003c\/li\u003e\n\u003cli\u003eAdvanced air circulation structure for efficient and quick heat-up times\u003c\/li\u003e\n\u003cli\u003eDurable double-shell steel construction for a long service life\u003c\/li\u003e\n\u003cli\u003eMeets high emission requirements and efficiency ratios to minimize environmental impact\u003c\/li\u003e\n\u003cli\u003eNarrow 17.7 in body for corner and tight-wall placement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Glass Hatch, Grill, Connecting Pipe, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e88 lb — Harvia specifies 2 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKLI18CPTM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e14.3 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e177–636 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs (39.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17.7\" (450mm) × 20.1\" (510mm) × 30.3\" (770mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e139.6 lbs (63.3 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 227 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Linear 18 Compact Black is rated for 177–636 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLinear 18 Compact Black\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e14.3 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e177–636 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-linear-22-greenflame-15-7kw-wood-burning-sauna-stove\"\u003eLinear 22 GreenFlame\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.7 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-linear-22-greenflame-es-15-7kw-wood-burning-sauna-stove\"\u003eLinear 22 GreenFlame ES\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.7 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e318–636 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-linear-16-black-17-9kw-wood-burning-sauna-stove\"\u003eLinear 16 Black\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17.9 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Linear 18 Compact Black connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Linear 18 Compact Black sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Linear 18 Compact Black take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Linear18_Compact_BIMSCHV_Y05-1174_web_0925.pdf?v=1786570885\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKLI18CPTM_en_202506280946.pdf?v=1786570889\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955122979187,"sku":"WKLI18CPTM","price":1716.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HarviaLinearCompact18_WKLI18CPTM_p1.webp?v=1786570979"},{"product_id":"harvia-linear-22-greenflame-15-7kw-wood-burning-sauna-stove","title":"Harvia Linear 22 GreenFlame 15.7 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Linear 22 GreenFlame is a 15.7 kW wood-burning sauna stove for rooms of 317–635 cubic feet. It takes 88 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eLinear stoves are built around a tall, narrow firebox — roughly 17 in wide — which is what you want when the stove has to sit in a corner or against a short wall in a compact room. The vertical proportion also raises the stone bed closer to pouring height.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eDurable steel structure and replaceable internals ensure a long service life\u003c\/li\u003e\n\u003cli\u003eLarge glass door and advanced combustion technology to ensure a clean burn and long service life\u003c\/li\u003e\n\u003cli\u003eThe matte black color and elegant design create a modern look in the sauna\u003c\/li\u003e\n\u003cli\u003eThe adjustable frame legs facilitate installation and ensure stability\u003c\/li\u003e\n\u003cli\u003e20% lower particulate emissions and 70% lower carbon monoxide emissions (per Harvia)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Glass Door, Fastening Kit, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e88 lb — Harvia specifies 2 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKLI20GM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.7 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs (39.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17.7\" (450mm) × 20\" (510mm) × 30.3\" (770mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e145.5 lbs (66 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 233 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Linear 22 GreenFlame is rated for 317–635 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-linear-18-compact-black-14-3kw-wood-burning-sauna-stove\"\u003eLinear 18 Compact Black\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e14.3 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e177–636 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLinear 22 GreenFlame\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.7 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-linear-22-greenflame-es-15-7kw-wood-burning-sauna-stove\"\u003eLinear 22 GreenFlame ES\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.7 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e318–636 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-linear-16-black-17-9kw-wood-burning-sauna-stove\"\u003eLinear 16 Black\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17.9 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Linear 22 GreenFlame connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhat is Harvia GreenFlame?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eA secondary-combustion system that routes part of the combustion air to the top of the fire chamber, so unburned flue gases ignite instead of going up the chimney. Harvia reports materially lower carbon monoxide and particulate emissions as a result.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Linear 22 GreenFlame take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/LINEAR22_GREEN_FLAME_FISVENDERUET_Y05-1363-1_web_0925.pdf?v=1786570325\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKLI20GM_en_202506181507.pdf?v=1786570563\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123011955,"sku":"WKLI20GM","price":1534.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Linear22Vision_p1.webp?v=1786570610"},{"product_id":"harvia-linear-22-greenflame-es-15-7kw-wood-burning-sauna-stove","title":"Harvia Linear 22 GreenFlame ES 15.7 kW Wood-Burning Sauna Stove with Water Tank","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Linear 22 GreenFlame ES is a 15.7 kW wood-burning sauna stove for rooms of 318–636 cubic feet. It takes 88 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eLinear stoves are built around a tall, narrow firebox — roughly 17 in wide — which is what you want when the stove has to sit in a corner or against a short wall in a compact room. The vertical proportion also raises the stone bed closer to pouring height.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eParticulate emissions generated by wood reduced by 20%\u003c\/li\u003e\n\u003cli\u003eCarbon monoxide emissions reduced by 70%\u003c\/li\u003e\n\u003cli\u003e20 liter (5.3 gal) water tank built in\u003c\/li\u003e\n\u003cli\u003eNarrow 17.7 in body for corner and tight-wall placement\u003c\/li\u003e\n\u003cli\u003eGreenFlame combustion system for a cleaner burn\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eLinear 22 GreenFlame ES Stove, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e88 lb — Harvia specifies 2 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKLI20GESM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.7 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e318–636 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs (39.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17.7\" (449mm) × 26\" (660mm) × 30\" (762mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e167.6 lbs (76 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 255 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Linear 22 GreenFlame ES is rated for 318–636 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-linear-18-compact-black-14-3kw-wood-burning-sauna-stove\"\u003eLinear 18 Compact Black\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e14.3 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e177–636 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-linear-22-greenflame-15-7kw-wood-burning-sauna-stove\"\u003eLinear 22 GreenFlame\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.7 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLinear 22 GreenFlame ES\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.7 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e318–636 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-linear-16-black-17-9kw-wood-burning-sauna-stove\"\u003eLinear 16 Black\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17.9 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Linear 22 GreenFlame ES connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhat is Harvia GreenFlame?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eA secondary-combustion system that routes part of the combustion air to the top of the fire chamber, so unburned flue gases ignite instead of going up the chimney. Harvia reports materially lower carbon monoxide and particulate emissions as a result.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Linear 22 GreenFlame ES take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/LINEAR22_GREEN_FLAME_FISVENDERUET_Y05-1363-1_web_0925.pdf?v=1786570325\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKLI20GESM_en_202506281023.pdf?v=1786570325\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123044723,"sku":"WKLI20GESM","price":2464.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Linear22Vision_ES_p1.webp?v=1786570433"},{"product_id":"harvia-linear-16-black-17-9kw-wood-burning-sauna-stove","title":"Harvia Linear 16 Black 17.9 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Linear 16 Black is a 17.9 kW wood-burning sauna stove for rooms of 212–565 cubic feet. It takes 80 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eLinear stoves are built around a tall, narrow firebox — roughly 17 in wide — which is what you want when the stove has to sit in a corner or against a short wall in a compact room. The vertical proportion also raises the stone bed closer to pouring height.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eDurable steel structure and replaceable internals ensure a long service life\u003c\/li\u003e\n\u003cli\u003eRequires a maximum of 80 lbs of stones (2 boxes-AC3020)\u003c\/li\u003e\n\u003cli\u003eCast-iron glass door and combustion air channels to provide a quicker and cleaner burn\u003c\/li\u003e\n\u003cli\u003eSleek black design to fit any atmosphere\u003c\/li\u003e\n\u003cli\u003eNarrow 17.7 in body for corner and tight-wall placement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Heater, Cast-Iron Glass Door, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e80 lb — Harvia specifies 2 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWK160C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17.9 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–565 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 lbs (36.3 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16.5\" (420mm) × 17.7\" (450mm) × 29.9\" (735mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e102.7 lbs (46.6 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 182 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Linear 16 Black is rated for 212–565 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-linear-18-compact-black-14-3kw-wood-burning-sauna-stove\"\u003eLinear 18 Compact Black\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e14.3 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e177–636 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-linear-22-greenflame-15-7kw-wood-burning-sauna-stove\"\u003eLinear 22 GreenFlame\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.7 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-linear-22-greenflame-es-15-7kw-wood-burning-sauna-stove\"\u003eLinear 22 GreenFlame ES\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.7 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e318–636 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLinear 16 Black\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17.9 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Linear 16 Black connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Linear 16 Black sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Linear 16 Black take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Wood-Burning_Sauna_Stove_IOM.pdf?v=1786565109\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WK160C_en_202505302222.pdf?v=1786570132\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123077491,"sku":"WK160C","price":961.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Linear16_WK160C_WKP160C_p1.webp?v=1786570201"},{"product_id":"harvia-m3-16-5kw-wood-burning-sauna-stove","title":"Harvia M3 16.5 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia M3 is a 16.5 kW wood-burning sauna stove for rooms of 212–459 cubic feet. It takes 66 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe M3 is the stove that most first wood saunas get built around. It is a plain, robust, painted-steel firebox with an open stone bed on top, no glass, no secondary air system and nothing to go wrong. It heats a 212–459 cu ft room, holds 66 lb of stones and costs a fraction of a Legend.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eStainless steel air-flow spoiler\u003c\/li\u003e\n\u003cli\u003eSimplest and lowest-cost wood stove in the Harvia range\u003c\/li\u003e\n\u003cli\u003e16.5 kW output for 212–459 cu ft rooms\u003c\/li\u003e\n\u003cli\u003ePainted Graphite Black steel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Stove Door, Ash Box, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e66 lb — Harvia specifies 2 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKM3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16.5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e66 lbs (29.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17.7\" (390mm) × 15.4\" (450mm) × 28\" (710mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e99.2 lbs (45 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 165 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia M3 is rated for 212–459 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eM3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e66 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-m3-sl-16-5kw-wood-burning-sauna-stove\"\u003eM3 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e66 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia M3 connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia M3 sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia M3 take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Wood-Burning_Sauna_Stove_IOM.pdf?v=1786565109\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKM3_en_202506281049.pdf?v=1786570015\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123110259,"sku":"WKM3","price":969.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_M3_WKM3_WKPM3_p1.webp?v=1786570071"},{"product_id":"harvia-m3-sl-16-5kw-wood-burning-sauna-stove","title":"Harvia M3 SL 16.5 kW Wood-Burning Sauna Stove with Exterior Feed","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia M3 SL is a 16.5 kW wood-burning sauna stove for rooms of 212–459 cubic feet. It takes 66 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe M3 is the stove that most first wood saunas get built around. It is a plain, robust, painted-steel firebox with an open stone bed on top, no glass, no secondary air system and nothing to go wrong. It heats a 212–459 cu ft room, holds 66 lb of stones and costs a fraction of a Legend.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003ecast-iron-framed glass door\u003c\/li\u003e\n\u003cli\u003eSimplest and lowest-cost wood stove in the Harvia range\u003c\/li\u003e\n\u003cli\u003e16.5 kW output for 212–459 cu ft rooms\u003c\/li\u003e\n\u003cli\u003eExterior feed: the fire is loaded from an adjoining room or outdoors\u003c\/li\u003e\n\u003cli\u003ePainted Graphite Black steel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Stove Door, Ash Box, Fire Chamber Extension, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e66 lb — Harvia specifies 2 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKM3SL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16.5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e66 lbs (29.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.3\" (390mm) × 25\" (640mm) × 28\" (715mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e105.8 lbs (48 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 171 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia M3 SL is rated for 212–459 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-m3-16-5kw-wood-burning-sauna-stove\"\u003eM3\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e66 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eM3 SL\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e66 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia M3 SL connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia M3 SL be fed from outside the sauna?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eYes — that is what SL means. The fire chamber extension passes through the wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia M3 SL take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Wood-Burning_Sauna_Stove_IOM.pdf?v=1786565109\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKM3SL_en_202506281051.pdf?v=1786569893\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123241331,"sku":"WKM3SL","price":1416.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_M3SL_WKM3SL_p1.webp?v=1786569949"},{"product_id":"harvia-pro-20-24-1kw-wood-burning-sauna-stove","title":"Harvia Pro 20 24.1 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 20 is a 24.1 kW wood-burning sauna stove for rooms of 283–706 cubic feet. It takes 88 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Pro is the workhorse of Harvia's wood-burning range: a heavy steel firebox with an open stone bed, built to be specified around the room rather than the other way round. Wood sauna layout is nearly always constrained by something — where the chimney can run, whether you can feed the fire from outside the hot room, whether you need hot wash water without a second heater. Harvia builds this firebox in the configurations that solve those constraints without forcing you to change stove size.\u003c\/p\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Stove Door, Ash Box, Adjustable Legs, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e88 lb — Harvia specifies 2 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKPR20M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs (39.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16.9\" (430mm) × 20.1\" (510mm) × 29.9\" (760mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e116.8 lbs (53 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 204 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 20 is rated for 283–706 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePro 20\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-duo-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-es-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 ES\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-ls-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-rs-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 RS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-sl-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-26-26-6kw-wood-burning-sauna-stove\"\u003ePro 26\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e26.6 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–918 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e110 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-31kw-wood-burning-sauna-stove\"\u003ePro 36\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-duo-31kw-wood-burning-sauna-stove\"\u003ePro 36 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Pro 20 connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Pro 20 sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Pro 20 take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Wood-Burning_Sauna_Stove_IOM.pdf?v=1786565109\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKPR20M_en_202506281035.pdf?v=1786569750\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123306867,"sku":"WKPR20M","price":1559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Pro20_WKPR20M_p1.webp?v=1786569826"},{"product_id":"harvia-pro-20-duo-24-1kw-wood-burning-sauna-stove","title":"Harvia Pro 20 DUO 24.1 kW Wood-Burning Sauna Stove with Fireplace","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 20 DUO is a 24.1 kW wood-burning sauna stove for rooms of 282–706 cubic feet. It takes 88 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Pro is the workhorse of Harvia's wood-burning range: a heavy steel firebox with an open stone bed, built to be specified around the room rather than the other way round. Wood sauna layout is nearly always constrained by something — where the chimney can run, whether you can feed the fire from outside the hot room, whether you need hot wash water without a second heater. Harvia builds this firebox in the configurations that solve those constraints without forcing you to change stove size.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\u003cli\u003eDoubles as a fireplace in the adjoining room\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e88 lb — Harvia specifies 2 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKPR20DUOS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–706 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs (39.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17\" (430mm) × 20\" (510mm) × 30\" (762mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e176.4 lbs (80 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 264 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 20 DUO is rated for 282–706 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-24-1kw-wood-burning-sauna-stove\"\u003ePro 20\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePro 20 DUO\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-es-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 ES\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-ls-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-rs-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 RS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-sl-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-26-26-6kw-wood-burning-sauna-stove\"\u003ePro 26\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e26.6 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–918 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e110 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-31kw-wood-burning-sauna-stove\"\u003ePro 36\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-duo-31kw-wood-burning-sauna-stove\"\u003ePro 36 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Pro 20 DUO connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eHow does the Harvia Pro 20 DUO work as a fireplace?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe DUO firebox passes through the sauna wall, heating the sauna on one side while presenting an open fire view to the adjoining room.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Pro 20 DUO take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Wood-Burning_Sauna_Stove_IOM.pdf?v=1786565109\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKPR20DUOS_en_202506281039.pdf?v=1786569535\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123339635,"sku":"WKPR20DUOS","price":2871.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Pro20-36Duo_WK200SLUX_WK360SLUX_p1_1.webp?v=1786569591"},{"product_id":"harvia-pro-20-es-24-1kw-wood-burning-sauna-stove","title":"Harvia Pro 20 ES 24.1 kW Wood-Burning Sauna Stove with Water Tank","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 20 ES is a 24.1 kW wood-burning sauna stove for rooms of 283–706 cubic feet. It takes 88 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Pro is the workhorse of Harvia's wood-burning range: a heavy steel firebox with an open stone bed, built to be specified around the room rather than the other way round. Wood sauna layout is nearly always constrained by something — where the chimney can run, whether you can feed the fire from outside the hot room, whether you need hot wash water without a second heater. Harvia builds this firebox in the configurations that solve those constraints without forcing you to change stove size.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eStylish Black and Stainless Design\u003c\/li\u003e\n\u003cli\u003e20 liter (5.3 gal) water tank\u003c\/li\u003e\n\u003cli\u003eIntegrated water tank heats wash water off the same fire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e88 lb — Harvia specifies 2 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKPR20ESM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs (39.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17\" (432mm) × 25.6\" (650mm) × 30\" (762mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e143.3 lbs (65 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 20 ES is rated for 283–706 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-24-1kw-wood-burning-sauna-stove\"\u003ePro 20\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-duo-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePro 20 ES\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-ls-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-rs-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 RS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-sl-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-26-26-6kw-wood-burning-sauna-stove\"\u003ePro 26\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e26.6 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–918 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e110 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-31kw-wood-burning-sauna-stove\"\u003ePro 36\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-duo-31kw-wood-burning-sauna-stove\"\u003ePro 36 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Pro 20 ES connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Pro 20 ES sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Pro 20 ES take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Wood-Burning_Sauna_Stove_IOM.pdf?v=1786565109\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKPR20ESM_en_202506281001.pdf?v=1786569300\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123372403,"sku":"WKPR20ESM","price":2217.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Pro20ES_WKP200ES_WK200ES_p1.webp?v=1786569354"},{"product_id":"harvia-pro-20-ls-24-1kw-wood-burning-sauna-stove","title":"Harvia Pro 20 LS 24.1 kW Wood-Burning Sauna Stove with Water Tank","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 20 LS is a 24.1 kW wood-burning sauna stove for rooms of 283–706 cubic feet. It takes 88 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Pro is the workhorse of Harvia's wood-burning range: a heavy steel firebox with an open stone bed, built to be specified around the room rather than the other way round. Wood sauna layout is nearly always constrained by something — where the chimney can run, whether you can feed the fire from outside the hot room, whether you need hot wash water without a second heater. Harvia builds this firebox in the configurations that solve those constraints without forcing you to change stove size.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eStylish black and stainless design\u003c\/li\u003e\n\u003cli\u003e30 liter (7.9 gal) fixed water tank\u003c\/li\u003e\n\u003cli\u003eIntegrated water tank heats wash water off the same fire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eStove, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e88 lb — Harvia specifies 2 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKPR20LSM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs (39.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23\" (584mm) × 20\" (510mm) × 30\" (762mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132.3 lbs (60 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 220 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 20 LS is rated for 283–706 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-24-1kw-wood-burning-sauna-stove\"\u003ePro 20\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-duo-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-es-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 ES\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePro 20 LS\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-rs-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 RS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-sl-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-26-26-6kw-wood-burning-sauna-stove\"\u003ePro 26\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e26.6 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–918 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e110 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-31kw-wood-burning-sauna-stove\"\u003ePro 36\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-duo-31kw-wood-burning-sauna-stove\"\u003ePro 36 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Pro 20 LS connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Pro 20 LS sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Pro 20 LS take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Wood-Burning_Sauna_Stove_IOM.pdf?v=1786565109\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKPR20LSM_en_202506280954.pdf?v=1786571724\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123437939,"sku":"WKPR20LSM","price":2217.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Pro20LS_WKP200LS_WK200LS_p1.webp?v=1786571779"},{"product_id":"harvia-pro-20-rs-24-1kw-wood-burning-sauna-stove","title":"Harvia Pro 20 RS 24.1 kW Wood-Burning Sauna Stove with Water Tank","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 20 RS is a 24.1 kW wood-burning sauna stove for rooms of 283–706 cubic feet. It takes 88 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Pro is the workhorse of Harvia's wood-burning range: a heavy steel firebox with an open stone bed, built to be specified around the room rather than the other way round. Wood sauna layout is nearly always constrained by something — where the chimney can run, whether you can feed the fire from outside the hot room, whether you need hot wash water without a second heater. Harvia builds this firebox in the configurations that solve those constraints without forcing you to change stove size.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eStylish Black and Stainless Design\u003c\/li\u003e\n\u003cli\u003e30 liter (7.9 gal) fixed water tank\u003c\/li\u003e\n\u003cli\u003eIntegrated water tank heats wash water off the same fire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e88 lb — Harvia specifies 2 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKPR20RSM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs (39.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23\" (584mm) × 20\" (510mm) × 30\" (762mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132.3 lbs (60 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 220 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 20 RS is rated for 283–706 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-24-1kw-wood-burning-sauna-stove\"\u003ePro 20\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-duo-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-es-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 ES\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-ls-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePro 20 RS\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-sl-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-26-26-6kw-wood-burning-sauna-stove\"\u003ePro 26\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e26.6 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–918 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e110 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-31kw-wood-burning-sauna-stove\"\u003ePro 36\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-duo-31kw-wood-burning-sauna-stove\"\u003ePro 36 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Pro 20 RS connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Pro 20 RS sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Pro 20 RS take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Wood-Burning_Sauna_Stove_IOM.pdf?v=1786565109\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKPR20RSM_en_202506280957.pdf?v=1786569093\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123503475,"sku":"WKPR20RSM","price":2217.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Pro20RS_WKP200RS_WK200RS_p1.webp?v=1786569178"},{"product_id":"harvia-pro-20-sl-24-1kw-wood-burning-sauna-stove","title":"Harvia Pro 20 SL 24.1 kW Wood-Burning Sauna Stove with Exterior Feed","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 20 SL is a 24.1 kW wood-burning sauna stove for rooms of 283–706 cubic feet. It takes 88 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Pro is the workhorse of Harvia's wood-burning range: a heavy steel firebox with an open stone bed, built to be specified around the room rather than the other way round. Wood sauna layout is nearly always constrained by something — where the chimney can run, whether you can feed the fire from outside the hot room, whether you need hot wash water without a second heater. Harvia builds this firebox in the configurations that solve those constraints without forcing you to change stove size.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003ecast-iron-framed glass door\u003c\/li\u003e\n\u003cli\u003eExterior feed: the fire is loaded from an adjoining room or outdoors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Stove Door, Ash Box, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e88 lb — Harvia specifies 2 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKPR20SLM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs (39.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17\" (430mm) × 28.7\" (730mm) × 30\" (760mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e137.8 lbs (62.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 225 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 20 SL is rated for 283–706 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-24-1kw-wood-burning-sauna-stove\"\u003ePro 20\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-duo-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-es-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 ES\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-ls-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-rs-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 RS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePro 20 SL\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-26-26-6kw-wood-burning-sauna-stove\"\u003ePro 26\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e26.6 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–918 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e110 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-31kw-wood-burning-sauna-stove\"\u003ePro 36\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-duo-31kw-wood-burning-sauna-stove\"\u003ePro 36 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Pro 20 SL connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Pro 20 SL be fed from outside the sauna?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eYes — that is what SL means. The fire chamber extension passes through the wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Pro 20 SL take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Wood-Burning_Sauna_Stove_IOM.pdf?v=1786565109\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKPR20SLM10_en_202505091522.pdf?v=1786568717\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123536243,"sku":"WKPR20SLM","price":1781.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Pro20SL_WK200SL_p1.webp?v=1786568744"},{"product_id":"harvia-pro-26-26-6kw-wood-burning-sauna-stove","title":"Harvia Pro 26 26.6 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 26 is a 26.6 kW wood-burning sauna stove for rooms of 353–918 cubic feet. It takes 110 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Pro is the workhorse of Harvia's wood-burning range: a heavy steel firebox with an open stone bed, built to be specified around the room rather than the other way round. Wood sauna layout is nearly always constrained by something — where the chimney can run, whether you can feed the fire from outside the hot room, whether you need hot wash water without a second heater. Harvia builds this firebox in the configurations that solve those constraints without forcing you to change stove size.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\u003cli\u003eFloor model with adjustable feet\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Adjustable Legs, Stove Door, Ash Box, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e110 lb — Harvia specifies 3 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKPR26M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e26.6 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–918 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e110 lbs (49.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16.9\" (430mm) × 20\" (510mm) × 32\" (810mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e143.3lbs (65 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 253 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 26 is rated for 353–918 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-24-1kw-wood-burning-sauna-stove\"\u003ePro 20\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-duo-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-es-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 ES\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-ls-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-rs-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 RS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-sl-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePro 26\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e26.6 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–918 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e110 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-31kw-wood-burning-sauna-stove\"\u003ePro 36\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-duo-31kw-wood-burning-sauna-stove\"\u003ePro 36 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Pro 26 connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Pro 26 sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Pro 26 take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Wood-Burning_Sauna_Stove_IOM.pdf?v=1786565109\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKPR26M_en_202506281042.pdf?v=1786568446\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123569011,"sku":"WKPR26M","price":2066.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Pro26_WKP260_p1.webp?v=1786568615"},{"product_id":"harvia-pro-36-31kw-wood-burning-sauna-stove","title":"Harvia Pro 36 31 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 36 is a 31 kW wood-burning sauna stove for rooms of 494–1,271 cubic feet. It takes 132 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Pro is the workhorse of Harvia's wood-burning range: a heavy steel firebox with an open stone bed, built to be specified around the room rather than the other way round. Wood sauna layout is nearly always constrained by something — where the chimney can run, whether you can feed the fire from outside the hot room, whether you need hot wash water without a second heater. Harvia builds this firebox in the configurations that solve those constraints without forcing you to change stove size.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\u003cli\u003eFloor model with adjustable feet\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eWood-Burning Heater, Adjustable Legs, Stove Door, Ash Box, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e132 lb — Harvia specifies 3 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKPR36M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs (59.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGraphite Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20\" (510mm) × 20\" (510mm) × 32\" (810mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e154.3 lbs (70 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 36 is rated for 494–1,271 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-24-1kw-wood-burning-sauna-stove\"\u003ePro 20\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-duo-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-es-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 ES\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-ls-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-rs-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 RS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-sl-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-26-26-6kw-wood-burning-sauna-stove\"\u003ePro 26\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e26.6 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–918 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e110 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePro 36\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-duo-31kw-wood-burning-sauna-stove\"\u003ePro 36 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Pro 36 connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan the Harvia Pro 36 sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, and only at the clearances it gives. A Harvia protective shield reduces those clearances, but only by the stated amount and only when it is the shield listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Pro 36 take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Wood-Burning_Sauna_Stove_IOM.pdf?v=1786565109\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/datasheet_WKPR36M_en_202506280958.pdf?v=1786568270\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123601779,"sku":"WKPR36M","price":2364.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Pro36_WKP360_p1.webp?v=1786568253"},{"product_id":"harvia-pro-36-duo-31kw-wood-burning-sauna-stove","title":"Harvia Pro 36 DUO 31 kW Wood-Burning Sauna Stove with Fireplace","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 36 DUO is a 31 kW wood-burning sauna stove for rooms of 494–1,271 cubic feet. It takes 132 lb of 10-15cm sauna stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Pro is the workhorse of Harvia's wood-burning range: a heavy steel firebox with an open stone bed, built to be specified around the room rather than the other way round. Wood sauna layout is nearly always constrained by something — where the chimney can run, whether you can feed the fire from outside the hot room, whether you need hot wash water without a second heater. Harvia builds this firebox in the configurations that solve those constraints without forcing you to change stove size.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSophisticated 2-in-1 design\u003c\/li\u003e\n\u003cli\u003eStainless steel outer casing\u003c\/li\u003e\n\u003cli\u003eLarge steel-framed glass door\u003c\/li\u003e\n\u003cli\u003eFloor model with adjustable feet\u003c\/li\u003e\n\u003cli\u003eDoubles as a fireplace in the adjoining room\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Adjustable Legs, Stove Door, Ash Box, Installation and Operation Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e132 lb — Harvia specifies 3 × 44 lb boxes of Harvia AC3020. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHarvia Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWKPR36DUOS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 adjusted cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs (59.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHarvia AC3020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W × D × H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20\" (510mm) × 31\" (790mm) × 32\" (810mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight (Empty)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e176.4 lbs (80 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight Loaded with Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eapprox. 308 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE, EAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (consumer use, +1 year if registered with Harvia); 6 months (commercial use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eHarvia lists this model with CE, EAC marks. These are the European and Eurasian conformity marks, not a UL or ETL listing for North America — confirm requirements with your building department and insurer.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Harvia Pro 36 DUO is rated for 494–1,271 adjusted cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eAdjusted cubic feet = width × depth × height in feet, plus 45 cu ft for every square foot of glass, tile, concrete or stone, plus 15 cu ft for every square foot of exposed log wall. A 6 × 7 ft room with a 7 ft ceiling is 294 raw cu ft — add a full-glass door and it becomes 834. Always size to the adjusted number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-24-1kw-wood-burning-sauna-stove\"\u003ePro 20\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-duo-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 DUO\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-es-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 ES\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-ls-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-rs-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 RS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-20-sl-24-1kw-wood-burning-sauna-stove\"\u003ePro 20 SL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.1 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–706 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-26-26-6kw-wood-burning-sauna-stove\"\u003ePro 26\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e26.6 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e353–918 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e110 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/harvia-pro-36-31kw-wood-burning-sauna-stove\"\u003ePro 36\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePro 36 DUO\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e494–1,271 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e132 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm the flue diameter and whether your chimney connects top or rear before you order chimney components. This is the most common ordering mistake on wood sauna builds.\u003c\/li\u003e\n\u003cli\u003eHarvia wood stoves use 115 mm (4.5 in) European flue pipe. A North American 6 in chimney needs the Harvia WZ115155 adapter.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove outdoors or with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet and the carrier calls to book a window — have two people and a pallet jack or dolly ready, and note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003cli\u003eStones ship separately on their own freight because of the weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eWill the Harvia Pro 36 DUO connect to a US chimney?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNot directly. Harvia wood stoves are built with 115 mm (4.5 in) European flue pipe, so a North American 6 in system needs the Harvia WZ115155 adapter. Confirm your flue diameter and whether the connection is top or rear before ordering.\u003c\/p\u003e\n\u003ch3\u003eHow does the Harvia Pro 36 DUO work as a fireplace?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe DUO firebox passes through the sauna wall, heating the sauna on one side while presenting an open fire view to the adjoining room.\u003c\/p\u003e\n\u003ch3\u003eHow long does the Harvia Pro 36 DUO take to heat up?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHarvia does not publish a figure. As a rule of thumb a correctly sized, well-insulated room with a full stone charge is ready 45 to 75 minutes after lighting, and the stones keep giving heat back long after the fire dies down.\u003c\/p\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cdiv style=\"padding: 6px 0; display: flex; flex-direction: column; gap: 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Wood-Burning_Sauna_Stove_IOM.pdf?v=1786565109\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-WKPR36DUOS-Sauna-Heater-Data-Sheet.pdf?v=1786565106\" target=\"_blank\"\u003eTechnical Data Sheet\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center;\"\u003e\n\u003cimg style=\"width: 20px; height: 20px; margin-right: 8px;\" alt=\"Download Icon\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Icons-10.png?v=1753874853\"\u003e \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia-Warranty-11-2025.pdf?v=1786565109\" target=\"_blank\"\u003eWarranty Statement\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":63955123634547,"sku":"WKPR36DUOS","price":3415.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Harvia_Pro20-36Duo_WK200SLUX_WK360SLUX_p1.webp?v=1786565469"},{"product_id":"huum-hive-flow-9-8kw-wood-burning-sauna-stove","title":"HUUM HIVE Flow 9.8 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Flow is a 9.8 kW wood-burning sauna stove for rooms of 282–635 cubic feet. It holds 330 lb of stones, needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM's wood stoves are built around keeping heat in the room rather than sending it up the chimney — HUUM puts the figure at 75% of the fire's heat going into the sauna. They need no electrical supply at all, which is what makes them the answer for an off-grid cabin.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMild and long-lasting steam\u003c\/li\u003e\n\u003cli\u003eInnovative patent pending furnace construction\u003c\/li\u003e\n\u003cli\u003e330 pound stone capacity (required 10 boxes sold separately)\u003c\/li\u003e\n\u003cli\u003eDimensions: 20.7\"W (526mm) x 24.8\"D (630mm) x 34.8\"H (884mm)\u003c\/li\u003e\n\u003cli\u003eLimited 5-year warranty (excluding elements)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Metal Grate, Heat Resistant Glove, Splints, Metal Fixing Plates (2), Ash Grate, Cleaning Hatches (2), Ash Drawer, Installation and Operational Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e330 lb of rounded olivine, 5-10cm — that is 10 boxes at 33 lb, 330 lb supplied. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHUUM Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eH1015012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRounded olivine, 5-10cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eExterior Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBrushed Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20.7\"W (526mm) x 24.8\"D (630mm) x 34.8\"H (884mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e148 lbs (67.13kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOn the Floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMountable Inside the Sauna\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eYES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBimschv 2, CE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3-Year Limited Residential Warranty and 1-Year Limited Commercial Warranty (Excluding Elements)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by HUUM: Bimschv 2, CE. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Flow is rated for 282–635 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number: an undersized heater never gets the room right, and running it flat out shortens the elements.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-mini-8-5kw-wood-burning-sauna-stove\"\u003eHIVE Flow Mini\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-mini-ls-8-5kw-wood-burning-sauna-stove\"\u003eHIVE Flow Mini LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHIVE Flow\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-ls-9-8kw-wood-burning-sauna-stove\"\u003eHIVE Flow LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-13-13kw-wood-burning-sauna-stove\"\u003eHIVE Wood 13\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e13 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e198 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-17kw-wood-burning-sauna-stove\"\u003eHIVE Wood 17\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-ls-17kw-wood-burning-sauna-stove\"\u003eHIVE Wood 17 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eHUUM lists these accessories for the HIVE Flow. All are sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eFloor protection\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3017012-protective-floor-plate-for-hive-flow-series-sauna-stoves\"\u003eHUUM Protective Floor Plate for HIVE Flow Series Sauna Stoves (H3017012)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eStone cage\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3009042-stone-cage-for-hive-sauna-stoves\"\u003eHUUM Stone Cage for HIVE Sauna Stoves (H3009042)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm your flue diameter and whether the chimney connects top or rear before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eDoes the HUUM HIVE Flow need electricity?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. It is wood-fired and needs no electrical supply at all, which is what makes it work for an off-grid cabin. The trade-off is that you cannot preheat it remotely the way you can a UKU-controlled electric heater.\u003c\/p\u003e\n\u003ch3\u003eCan the HUUM HIVE Flow sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, at the clearances it gives. HUUM's protective floor plate and protective bedding reduce those clearances, but only by the stated amount and only when they are the parts listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eWhat is the HUUM HIVE Flow certified to?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM lists it with Bimschv 2, CE marks. CE is the European conformity mark, and Bimschv 2 is the German wood-stove emissions standard. A solid-fuel appliance needs a permit and an inspection in most US jurisdictions regardless of the mark, so confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-HIVE-Flow-Sauna-Stove-IOM.pdf?v=1786902174\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eHUUM-HIVE-Flow-Sauna-Stove-IOM.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-Warranty.pdf?v=1786900750\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eHUUM-Warranty.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"HUUM","offers":[{"title":"Default Title","offer_id":63970200322419,"sku":"H1015012","price":3129.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/huum-hive-flow-sauna-stove.webp?v=1786902837"},{"product_id":"huum-hive-flow-ls-9-8kw-wood-burning-sauna-stove","title":"HUUM HIVE Flow 9.8 kW Wood-Burning Sauna Stove with Firebox Extension","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Flow LS is a 9.8 kW wood-burning sauna stove for rooms of 282–635 cubic feet. It holds 330 lb of stones, needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM's wood stoves are built around keeping heat in the room rather than sending it up the chimney — HUUM puts the figure at 75% of the fire's heat going into the sauna. They need no electrical supply at all, which is what makes them the answer for an off-grid cabin.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMild and long-lasting steam\u003c\/li\u003e\n\u003cli\u003eInnovative patent pending furnace construction\u003c\/li\u003e\n\u003cli\u003e330 pound stone capacity (required 10 boxes sold separately)\u003c\/li\u003e\n\u003cli\u003eDimensions: 20.7\"W (526mm) x 29.5\"D (750mm) x 34.8\"H (884mm)\u003c\/li\u003e\n\u003cli\u003eLimited 5-year warranty (excluding elements)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Metal Grate, Heat Resistant Glove, Splints, Metal Fixing Plates (2), Ash Grate, Cleaning Hatches (2), Ash Drawer, Installation and Operational Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e330 lb of rounded olivine, 5-10cm — that is 10 boxes at 33 lb, 330 lb supplied. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHUUM Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eH1016012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRounded olivine, 5-10cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eExterior Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBrushed Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20.7\"W (526mm) x 29.5\"D (750mm) x 34.8\"H (884mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e161 lbs (73.03kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOn the Floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMountable Inside the Sauna\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eYES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBimschv 2, CE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3-Year Limited Residential Warranty and 1-Year Limited Commercial Warranty (Excluding Elements)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by HUUM: Bimschv 2, CE. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Flow LS is rated for 282–635 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number: an undersized heater never gets the room right, and running it flat out shortens the elements.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-mini-8-5kw-wood-burning-sauna-stove\"\u003eHIVE Flow Mini\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-mini-ls-8-5kw-wood-burning-sauna-stove\"\u003eHIVE Flow Mini LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-9-8kw-wood-burning-sauna-stove\"\u003eHIVE Flow\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHIVE Flow LS\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-13-13kw-wood-burning-sauna-stove\"\u003eHIVE Wood 13\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e13 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e198 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-17kw-wood-burning-sauna-stove\"\u003eHIVE Wood 17\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-ls-17kw-wood-burning-sauna-stove\"\u003eHIVE Wood 17 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eHUUM lists these accessories for the HIVE Flow LS. All are sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eFloor protection\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3017012-protective-floor-plate-for-hive-flow-series-sauna-stoves\"\u003eHUUM Protective Floor Plate for HIVE Flow Series Sauna Stoves (H3017012)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMounting collar\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3016022-mounting-collar-for-hive-flow-ls-sauna-stoves-large\"\u003eHUUM Mounting Collar for HIVE Flow LS Sauna Stoves, Large\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eProtective bedding\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3016012-protective-bedding-for-hive-flow-ls-sauna-stoves-large\"\u003eHUUM Protective Bedding for HIVE Flow LS Sauna Stoves, Large (H3016012)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eStone cage\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3009042-stone-cage-for-hive-sauna-stoves\"\u003eHUUM Stone Cage for HIVE Sauna Stoves (H3009042)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm your flue diameter and whether the chimney connects top or rear before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eDoes the HUUM HIVE Flow LS need electricity?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. It is wood-fired and needs no electrical supply at all, which is what makes it work for an off-grid cabin. The trade-off is that you cannot preheat it remotely the way you can a UKU-controlled electric heater.\u003c\/p\u003e\n\u003ch3\u003eWhat does LS mean on the HUUM HIVE Flow LS?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe firebox extension passes through the sauna wall, so wood is loaded from the room next door. No smoke, ash or cold air enters the hot room. It needs a matching mounting collar to finish the wall penetration.\u003c\/p\u003e\n\u003ch3\u003eWhat is the HUUM HIVE Flow LS certified to?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM lists it with Bimschv 2, CE marks. CE is the European conformity mark, and Bimschv 2 is the German wood-stove emissions standard. A solid-fuel appliance needs a permit and an inspection in most US jurisdictions regardless of the mark, so confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-HIVE-Flow-Sauna-Stove-IOM.pdf?v=1786902174\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eHUUM-HIVE-Flow-Sauna-Stove-IOM.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-Warranty.pdf?v=1786900750\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eHUUM-Warranty.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"HUUM","offers":[{"title":"Default Title","offer_id":63970200387955,"sku":"H1016012","price":3221.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/huum-hive-flow-ls-sauna-stove.webp?v=1786902712"},{"product_id":"huum-hive-flow-mini-8-5kw-wood-burning-sauna-stove","title":"HUUM HIVE Flow Mini 8.5 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Flow Mini is a 8.5 kW wood-burning sauna stove for rooms of 212–494 cubic feet. It holds 231 lb of stones, needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM's wood stoves are built around keeping heat in the room rather than sending it up the chimney — HUUM puts the figure at 75% of the fire's heat going into the sauna. They need no electrical supply at all, which is what makes them the answer for an off-grid cabin.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMild and long-lasting steam\u003c\/li\u003e\n\u003cli\u003eInnovative patent pending furnace construction\u003c\/li\u003e\n\u003cli\u003e231 pound stone capacity (required 7 boxes sold separately)\u003c\/li\u003e\n\u003cli\u003eDimensions: 17.7\"W (450mm) x 21.1\"D (537mm) x 34.8\"H (884mm)\u003c\/li\u003e\n\u003cli\u003eLimited 5-year warranty (excluding elements)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Metal Grate, Heat Resistant Glove, Splints, Metal Fixing Plates (2), Ash Grate, Cleaning Hatches (2), Ash Drawer, Installation and Operational Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e231 lb of rounded olivine, 5-10cm — that is 7 boxes at 33 lb, 231 lb supplied. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHUUM Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eH1017012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRounded olivine, 5-10cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eExterior Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBrushed Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17.7\"W (450mm) x 21.1\"D (537mm) x 34.8\"H (884mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e119 lbs (53.98kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOn the Floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMountable Inside the Sauna\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eYES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBimschv 2, CE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3-Year Limited Residential Warranty and 1-Year Limited Commercial Warranty (Excluding Elements)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by HUUM: Bimschv 2, CE. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Flow Mini is rated for 212–494 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number: an undersized heater never gets the room right, and running it flat out shortens the elements.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHIVE Flow Mini\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-mini-ls-8-5kw-wood-burning-sauna-stove\"\u003eHIVE Flow Mini LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-9-8kw-wood-burning-sauna-stove\"\u003eHIVE Flow\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-ls-9-8kw-wood-burning-sauna-stove\"\u003eHIVE Flow LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-13-13kw-wood-burning-sauna-stove\"\u003eHIVE Wood 13\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e13 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e198 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-17kw-wood-burning-sauna-stove\"\u003eHIVE Wood 17\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-ls-17kw-wood-burning-sauna-stove\"\u003eHIVE Wood 17 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eHUUM lists these accessories for the HIVE Flow Mini. All are sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eFloor protection\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3017012-protective-floor-plate-for-hive-flow-series-sauna-stoves\"\u003eHUUM Protective Floor Plate for HIVE Flow Series Sauna Stoves (H3017012)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eStone cage\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3009042-stone-cage-for-hive-sauna-stoves\"\u003eHUUM Stone Cage for HIVE Sauna Stoves (H3009042)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm your flue diameter and whether the chimney connects top or rear before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eDoes the HUUM HIVE Flow Mini need electricity?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. It is wood-fired and needs no electrical supply at all, which is what makes it work for an off-grid cabin. The trade-off is that you cannot preheat it remotely the way you can a UKU-controlled electric heater.\u003c\/p\u003e\n\u003ch3\u003eCan the HUUM HIVE Flow Mini sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, at the clearances it gives. HUUM's protective floor plate and protective bedding reduce those clearances, but only by the stated amount and only when they are the parts listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eWhat is the HUUM HIVE Flow Mini certified to?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM lists it with Bimschv 2, CE marks. CE is the European conformity mark, and Bimschv 2 is the German wood-stove emissions standard. A solid-fuel appliance needs a permit and an inspection in most US jurisdictions regardless of the mark, so confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-HIVE-Flow-Sauna-Stove-IOM.pdf?v=1786902174\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eHUUM-HIVE-Flow-Sauna-Stove-IOM.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-Warranty.pdf?v=1786900750\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eHUUM-Warranty.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"HUUM","offers":[{"title":"Default Title","offer_id":63970200420723,"sku":"H1017012","price":2898.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/huum-hive-flow-mini-sauna-stove.webp?v=1786902548"},{"product_id":"huum-hive-flow-mini-ls-8-5kw-wood-burning-sauna-stove","title":"HUUM HIVE Flow Mini 8.5 kW Wood-Burning Sauna Stove with Firebox Extension","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Flow Mini LS is a 8.5 kW wood-burning sauna stove for rooms of 212–494 cubic feet. It holds 231 lb of stones, needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM's wood stoves are built around keeping heat in the room rather than sending it up the chimney — HUUM puts the figure at 75% of the fire's heat going into the sauna. They need no electrical supply at all, which is what makes them the answer for an off-grid cabin.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMild and long-lasting steam\u003c\/li\u003e\n\u003cli\u003eInnovative patent pending furnace construction\u003c\/li\u003e\n\u003cli\u003e231 pound stone capacity (required 7 boxes sold separately)\u003c\/li\u003e\n\u003cli\u003eDimensions: 17.7\"W (450mm) x 26.5\"D (674mm) x 34.8\"H (884mm)\u003c\/li\u003e\n\u003cli\u003eLimited 5-year warranty (excluding elements)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eSauna Stove, Metal Grate, Heat Resistant Glove, Splints, Metal Fixing Plates (2), Ash Grate, Cleaning Hatches (2), Ash Drawer, Installation and Operational Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e231 lb of rounded olivine, 5-10cm — that is 7 boxes at 33 lb, 231 lb supplied. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHUUM Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eH1018012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRounded olivine, 5-10cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eExterior Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBrushed Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17.7\"W (450mm) x 26.5\"D (674mm) x 34.8\"H (884mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e130 lbs (58.97kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOn the Floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMountable Inside the Sauna\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eYES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBimschv 2, CE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3-Year Limited Residential Warranty and 1-Year Limited Commercial Warranty (Excluding Elements)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by HUUM: Bimschv 2, CE. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Flow Mini LS is rated for 212–494 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number: an undersized heater never gets the room right, and running it flat out shortens the elements.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-mini-8-5kw-wood-burning-sauna-stove\"\u003eHIVE Flow Mini\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHIVE Flow Mini LS\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-9-8kw-wood-burning-sauna-stove\"\u003eHIVE Flow\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-ls-9-8kw-wood-burning-sauna-stove\"\u003eHIVE Flow LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-13-13kw-wood-burning-sauna-stove\"\u003eHIVE Wood 13\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e13 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e198 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-17kw-wood-burning-sauna-stove\"\u003eHIVE Wood 17\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-ls-17kw-wood-burning-sauna-stove\"\u003eHIVE Wood 17 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eHUUM lists these accessories for the HIVE Flow Mini LS. All are sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eFloor protection\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3017012-protective-floor-plate-for-hive-flow-series-sauna-stoves\"\u003eHUUM Protective Floor Plate for HIVE Flow Series Sauna Stoves (H3017012)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMounting collar\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3018022-mounting-collar-for-hive-flow-mini-ls-sauna-stoves-small\"\u003eHUUM Mounting Collar for HIVE Flow Mini LS Sauna Stoves, Small\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eProtective bedding\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3018012-protective-bedding-for-hive-flow-mini-ls-sauna-stoves-small\"\u003eHUUM Protective Bedding for HIVE Flow Mini LS Sauna Stoves, Small (H3018012)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eStone cage\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3009042-stone-cage-for-hive-sauna-stoves\"\u003eHUUM Stone Cage for HIVE Sauna Stoves (H3009042)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm your flue diameter and whether the chimney connects top or rear before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eDoes the HUUM HIVE Flow Mini LS need electricity?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. It is wood-fired and needs no electrical supply at all, which is what makes it work for an off-grid cabin. The trade-off is that you cannot preheat it remotely the way you can a UKU-controlled electric heater.\u003c\/p\u003e\n\u003ch3\u003eWhat does LS mean on the HUUM HIVE Flow Mini LS?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe firebox extension passes through the sauna wall, so wood is loaded from the room next door. No smoke, ash or cold air enters the hot room. It needs a matching mounting collar to finish the wall penetration.\u003c\/p\u003e\n\u003ch3\u003eWhat is the HUUM HIVE Flow Mini LS certified to?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM lists it with Bimschv 2, CE marks. CE is the European conformity mark, and Bimschv 2 is the German wood-stove emissions standard. A solid-fuel appliance needs a permit and an inspection in most US jurisdictions regardless of the mark, so confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-HIVE-Flow-Sauna-Stove-IOM.pdf?v=1786902174\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan\u003eHUUM-HIVE-Flow-Sauna-Stove-IOM.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-Warranty.pdf?v=1786900750\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eHUUM-Warranty.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"HUUM","offers":[{"title":"Default Title","offer_id":63970200486259,"sku":"H1018012","price":3008.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/huum-hive-flow-mini-ls-sauna-stove.webp?v=1786902349"},{"product_id":"huum-hive-wood-13-13kw-wood-burning-sauna-stove","title":"HUUM HIVE Wood 13 13 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Wood 13 is a 13 kW wood-burning sauna stove for rooms of 212–459 cubic feet. It holds 198 lb of stones, needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM's wood stoves are built around keeping heat in the room rather than sending it up the chimney — HUUM puts the figure at 75% of the fire's heat going into the sauna. They need no electrical supply at all, which is what makes them the answer for an off-grid cabin.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eWood-fired sauna stove\u003c\/li\u003e\n\u003cli\u003eUnique design for more efficient burning\u003c\/li\u003e\n\u003cli\u003eLarge 198 pound stone capacity (6 boxes of sauna stones sold separately)\u003c\/li\u003e\n\u003cli\u003eStainless steel furnace door\u003c\/li\u003e\n\u003cli\u003eDurable 1\/5\" stainless steel flame tamer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eWood-fired sauna stove, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e198 lb of rounded olivine, 5-10cm — that is 6 boxes at 33 lb, 198 lb supplied. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHUUM Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eH1008012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e13 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e198 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRounded olivine, 5-10cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eExterior Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBrushed Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17.7\"W (450mm) x 18.11\"D (450mm) x 29.6\"H (750mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e104 lbs (47.17kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOn the Floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMountable Inside the Sauna\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eYES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3-Year Limited Residential Warranty and 1-Year Limited Commercial Warranty (Excluding Elements)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by HUUM: CE. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Wood 13 is rated for 212–459 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number: an undersized heater never gets the room right, and running it flat out shortens the elements.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-mini-8-5kw-wood-burning-sauna-stove\"\u003eHIVE Flow Mini\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-mini-ls-8-5kw-wood-burning-sauna-stove\"\u003eHIVE Flow Mini LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-9-8kw-wood-burning-sauna-stove\"\u003eHIVE Flow\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-ls-9-8kw-wood-burning-sauna-stove\"\u003eHIVE Flow LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHIVE Wood 13\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e13 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e198 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-17kw-wood-burning-sauna-stove\"\u003eHIVE Wood 17\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-ls-17kw-wood-burning-sauna-stove\"\u003eHIVE Wood 17 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eHUUM lists these accessories for the HIVE Wood 13. All are sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eReflector panel\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3002032-reflector-panel-for-hive-mini-series-sauna-heaters\"\u003eHUUM Reflector Panel for HIVE Mini Series Sauna Heaters (H3002032)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eStone cage\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3009042-stone-cage-for-hive-sauna-stoves\"\u003eHUUM Stone Cage for HIVE Sauna Stoves (H3009042)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eWater heat exchanger\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3009032-water-heat-exchanger-for-hive-sauna-stoves\"\u003eHUUM Water\/Heat Exchanger for HIVE Sauna Stoves (H3009032)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm your flue diameter and whether the chimney connects top or rear before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eDoes the HUUM HIVE Wood 13 need electricity?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. It is wood-fired and needs no electrical supply at all, which is what makes it work for an off-grid cabin. The trade-off is that you cannot preheat it remotely the way you can a UKU-controlled electric heater.\u003c\/p\u003e\n\u003ch3\u003eCan the HUUM HIVE Wood 13 sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, at the clearances it gives. HUUM's protective floor plate and protective bedding reduce those clearances, but only by the stated amount and only when they are the parts listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eWhat is the HUUM HIVE Wood 13 certified to?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM lists it with CE marks. CE is the European conformity mark. A solid-fuel appliance needs a permit and an inspection in most US jurisdictions regardless of the mark, so confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-HIVE-Wood-Sauna-Stove-IOM.pdf?v=1786901662\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eHUUM-HIVE-Wood-Sauna-Stove-IOM.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-Warranty.pdf?v=1786900750\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eHUUM-Warranty.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"HUUM","offers":[{"title":"Default Title","offer_id":63970200519027,"sku":"H1008012","price":2150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/hive_wood_13_main_480x480_76a17ddb-8955-4285-972e-6ec68575b8f1.webp?v=1786902054"},{"product_id":"huum-hive-wood-17-17kw-wood-burning-sauna-stove","title":"HUUM HIVE Wood 17 17 kW Wood-Burning Sauna Stove","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Wood 17 is a 17 kW wood-burning sauna stove for rooms of 283–565 cubic feet. It holds 286 lb of stones, needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM's wood stoves are built around keeping heat in the room rather than sending it up the chimney — HUUM puts the figure at 75% of the fire's heat going into the sauna. They need no electrical supply at all, which is what makes them the answer for an off-grid cabin.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eWood-fired sauna stove\u003c\/li\u003e\n\u003cli\u003eUnique design for more efficient burning\u003c\/li\u003e\n\u003cli\u003eLarge 287 pound stone capacity (9 boxes of sauna stones sold separately)\u003c\/li\u003e\n\u003cli\u003eStainless steel furnace door\u003c\/li\u003e\n\u003cli\u003eDurable 1\/5\" stainless steel flame tamer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eWood-fired sauna stove, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e286 lb of rounded olivine, 5-10cm — that is 9 boxes at 33 lb, 297 lb supplied, 11 lb spare so you can set aside any that will not stack cleanly. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHUUM Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eH1009012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e287 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRounded olivine, 5-10cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eExterior Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBrushed Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21.9\"W (555mm) x 23.2\"D (590mm) x 29.6\"H (750mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e143 lbs (64.86kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOn the Floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMountable Inside the Sauna\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eYES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3-Year Limited Residential Warranty and 1-Year Limited Commercial Warranty (Excluding Elements)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by HUUM: CE. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Wood 17 is rated for 283–565 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number: an undersized heater never gets the room right, and running it flat out shortens the elements.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-mini-8-5kw-wood-burning-sauna-stove\"\u003eHIVE Flow Mini\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-mini-ls-8-5kw-wood-burning-sauna-stove\"\u003eHIVE Flow Mini LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-9-8kw-wood-burning-sauna-stove\"\u003eHIVE Flow\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-ls-9-8kw-wood-burning-sauna-stove\"\u003eHIVE Flow LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-13-13kw-wood-burning-sauna-stove\"\u003eHIVE Wood 13\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e13 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e198 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHIVE Wood 17\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-ls-17kw-wood-burning-sauna-stove\"\u003eHIVE Wood 17 LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eHUUM lists these accessories for the HIVE Wood 17. All are sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eReflector panel\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3003032-reflector-panel-for-hive-series-sauna-heaters\"\u003eHUUM Reflector Panel for HIVE Series Sauna Heaters (H3003032)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eStone cage\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3009042-stone-cage-for-hive-sauna-stoves\"\u003eHUUM Stone Cage for HIVE Sauna Stoves (H3009042)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eWater heat exchanger\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3009032-water-heat-exchanger-for-hive-sauna-stoves\"\u003eHUUM Water\/Heat Exchanger for HIVE Sauna Stoves (H3009032)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm your flue diameter and whether the chimney connects top or rear before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eDoes the HUUM HIVE Wood 17 need electricity?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. It is wood-fired and needs no electrical supply at all, which is what makes it work for an off-grid cabin. The trade-off is that you cannot preheat it remotely the way you can a UKU-controlled electric heater.\u003c\/p\u003e\n\u003ch3\u003eCan the HUUM HIVE Wood 17 sit on a wooden floor?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eOnly with the floor protection the installation manual specifies, at the clearances it gives. HUUM's protective floor plate and protective bedding reduce those clearances, but only by the stated amount and only when they are the parts listed for this stove.\u003c\/p\u003e\n\u003ch3\u003eWhat is the HUUM HIVE Wood 17 certified to?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM lists it with CE marks. CE is the European conformity mark. A solid-fuel appliance needs a permit and an inspection in most US jurisdictions regardless of the mark, so confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-HIVE-Wood-Sauna-Stove-IOM.pdf?v=1786901662\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eHUUM-HIVE-Wood-Sauna-Stove-IOM.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-Warranty.pdf?v=1786900750\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eHUUM-Warranty.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"HUUM","offers":[{"title":"Default Title","offer_id":63970200584563,"sku":"H1009012","price":2350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/hive_wood_17_main_480x480_d4f2d607-ea52-4482-8fa8-82384b312df2.webp?v=1786901902"},{"product_id":"huum-hive-wood-17-ls-17kw-wood-burning-sauna-stove","title":"HUUM HIVE Wood 17 17 kW Wood-Burning Sauna Stove with Firebox Extension","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Wood 17 LS is a 17 kW wood-burning sauna stove for rooms of 283–565 cubic feet. It holds 286 lb of stones, needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM's wood stoves are built around keeping heat in the room rather than sending it up the chimney — HUUM puts the figure at 75% of the fire's heat going into the sauna. They need no electrical supply at all, which is what makes them the answer for an off-grid cabin.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eWood-fired sauna stove\u003c\/li\u003e\n\u003cli\u003eUnique design for more efficient burning\u003c\/li\u003e\n\u003cli\u003eLarge 287 pound stone capacity (9 boxes of sauna stones sold separately)\u003c\/li\u003e\n\u003cli\u003eStainless steel furnace door\u003c\/li\u003e\n\u003cli\u003eDurable 1\/5\" stainless steel flame tamer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eWood-fired sauna stove, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e286 lb of rounded olivine, 5-10cm — that is 9 boxes at 33 lb, 297 lb supplied, 11 lb spare so you can set aside any that will not stack cleanly. Never run the unit empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHUUM Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eH1010012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e287 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eRecommended Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRounded olivine, 5-10cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eExterior Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBrushed Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21.9\"W (555mm) x 29.1\"D (740mm) x 29.6\"H (750mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e170 lbs (77.11kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOn the Floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMountable Inside the Sauna\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eYES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3-Year Limited Residential Warranty and 1-Year Limited Commercial Warranty (Excluding Elements)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by HUUM: CE. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe HUUM HIVE Wood 17 LS is rated for 283–565 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number: an undersized heater never gets the room right, and running it flat out shortens the elements.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-mini-8-5kw-wood-burning-sauna-stove\"\u003eHIVE Flow Mini\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-mini-ls-8-5kw-wood-burning-sauna-stove\"\u003eHIVE Flow Mini LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8.5 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–494 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e231 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-9-8kw-wood-burning-sauna-stove\"\u003eHIVE Flow\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-flow-ls-9-8kw-wood-burning-sauna-stove\"\u003eHIVE Flow LS\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.8 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e282–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e330 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-13-13kw-wood-burning-sauna-stove\"\u003eHIVE Wood 13\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e13 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e212–459 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e198 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/huum-hive-wood-17-17kw-wood-burning-sauna-stove\"\u003eHIVE Wood 17\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHIVE Wood 17 LS\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e283–565 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eHUUM lists these accessories for the HIVE Wood 17 LS. All are sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eReflector panel\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3003032-reflector-panel-for-hive-series-sauna-heaters\"\u003eHUUM Reflector Panel for HIVE Series Sauna Heaters (H3003032)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eStone cage\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3009042-stone-cage-for-hive-sauna-stoves\"\u003eHUUM Stone Cage for HIVE Sauna Stoves (H3009042)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eWater heat exchanger\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/huum-h3009032-water-heat-exchanger-for-hive-sauna-stoves\"\u003eHUUM Water\/Heat Exchanger for HIVE Sauna Stoves (H3009032)\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eConfirm your flue diameter and whether the chimney connects top or rear before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance usually needs a permit and an inspection in the US, and your insurer will normally want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eBurn the stove with the room ventilated for the first firing to cure the paint. Load stones loosely by hand and re-stack them once a year.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eDoes the HUUM HIVE Wood 17 LS need electricity?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. It is wood-fired and needs no electrical supply at all, which is what makes it work for an off-grid cabin. The trade-off is that you cannot preheat it remotely the way you can a UKU-controlled electric heater.\u003c\/p\u003e\n\u003ch3\u003eWhat does LS mean on the HUUM HIVE Wood 17 LS?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe firebox extension passes through the sauna wall, so wood is loaded from the room next door. No smoke, ash or cold air enters the hot room. It needs a matching mounting collar to finish the wall penetration.\u003c\/p\u003e\n\u003ch3\u003eWhat is the HUUM HIVE Wood 17 LS certified to?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHUUM lists it with CE marks. CE is the European conformity mark. A solid-fuel appliance needs a permit and an inspection in most US jurisdictions regardless of the mark, so confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-HIVE-Wood-Sauna-Stove-IOM.pdf?v=1786901662\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan\u003eHUUM-HIVE-Wood-Sauna-Stove-IOM.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/HUUM-Warranty.pdf?v=1786900750\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eHUUM-Warranty.pdf\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"HUUM","offers":[{"title":"Default Title","offer_id":63970200650099,"sku":"H1010012","price":2618.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/hive-wood-17-ls_2_0.webp?v=1786901749"},{"product_id":"cozy-heat-cozy12-12kw-wood-burning-sauna-stove","title":"Cozy Heat 12 Sauna Stove (12 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat 12 is a 12 kW wood-burning sauna stove for rooms of 210–423 cubic feet. It holds 200 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-fired sauna stoves are ideal for gentle, long-lasting heat, and are designed for pouring water over the hot stones for a wonderful, steamy sauna.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003cli\u003eMild and long-lasting heat\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e200 lb capacity. Cozy Heat specifies split-face or rounded stones: 5 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 220 lb) or 7 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 231 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZY12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12.95\" (329mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18.48\" - 20.06\"D x 16.92\"W x 27.55\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e108 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e328 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e6.69\" (170mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e72\" (1828mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat 12 is rated for 210–423 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozy18-18kw-wood-burning-sauna-stove\"\u003e18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e310 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozytw12-12kw-wood-burning-sauna-stove\"\u003eThru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozytw18-18kw-wood-burning-sauna-stove\"\u003eThru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e310 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-h500-chimney-cover-grid-h500\"\u003eCozy Heat Chimney Cover Grid H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-h680-chimney-cover-grid-h680\"\u003eCozy Heat Chimney Cover Grid H680\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow close to the wall can this stove sit?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eCozy Heat publishes 6.69\" (170mm) to the sides, 9.05\" (230mm) behind and 19.68\" (500mm) in front, to combustible material. The room also needs 72\" (1828mm) of height. Those are minimums — your manual and local code take precedence.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 200 lb. That is 5 boxes of split-face Cozy Stone at 44 lb, or 7 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" target=\"_blank\" rel=\"noopener\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" target=\"_blank\" rel=\"noopener\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610174323,"sku":"COZY12","price":1912.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy-12-sauna-stove_1.webp?v=1786982264"},{"product_id":"cozy-heat-cozytw12-12kw-wood-burning-sauna-stove","title":"Cozy Heat Thru-Wall 12 Sauna Stove (12 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat Thru-Wall 12 is a 12 kW wood-burning sauna stove for rooms of 210–423 cubic feet. It holds 200 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney. The firebox extends through the sauna wall, so wood is loaded from the room next door.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-fired stoves are ideal for mild and long-lasting heat, designed for pouring water over hot stones to create luxurious steam for a more satisfying sauna experience. Stoke wood from outside the sauna to keep everything tidy! Enjoy the rustic charm and efficient steam of the Cozy Heat TW sauna heater.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003cli\u003eFloor mount thru-wall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e200 lb capacity. Cozy Heat specifies split-face or rounded stones: 5 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 220 lb) or 7 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 231 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYTW12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12.95\" (329mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.41\" - 25.98\"D x 16.92\"W x 27.56\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e126 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e346 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\/THRU-WALL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e6.69\" (170mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e72\" (1828mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat Thru-Wall 12 is rated for 210–423 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozy12-12kw-wood-burning-sauna-stove\"\u003e12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozy18-18kw-wood-burning-sauna-stove\"\u003e18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e310 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eThru-Wall 12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozytw18-18kw-wood-burning-sauna-stove\"\u003eThru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e310 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-h500-chimney-cover-grid-h500\"\u003eCozy Heat Chimney Cover Grid H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-h680-chimney-cover-grid-h680\"\u003eCozy Heat Chimney Cover Grid H680\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eThe firebox extension passes through the sauna wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room. The wall opening has to be framed to the manual before the stove goes in.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow does the Thru-Wall version work?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe firebox extends through the sauna wall so you load wood from the adjoining room. No smoke, ash or cold air enters the hot room, and you are not stepping over bathers to feed the fire. The wall opening has to be framed to the installation manual before the stove is set.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 200 lb. That is 5 boxes of split-face Cozy Stone at 44 lb, or 7 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610239859,"sku":"COZYTW12","price":2290.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-12-tw-sauna-stove-angle_1.webp?v=1786982902"},{"product_id":"cozy-heat-cozy18-18kw-wood-burning-sauna-stove","title":"Cozy Heat 18 Sauna Stove (18 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat 18 is an 18 kW wood-burning sauna stove for rooms of 317–635 cubic feet. It holds 310 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-fired sauna stoves are ideal for gentle, long-lasting heat, and are designed for pouring water over the hot stones for a wonderful, steamy sauna.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003cli\u003eMild and long-lasting heat\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e310 lb capacity. Cozy Heat specifies split-face or rounded stones: 8 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 352 lb) or 10 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 330 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZY18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e310 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.74\" (400mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e22.81\" - 24.58\"D x 19.68\"W x 29.76\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e159 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e467 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e82\" (2096mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat 18 is rated for 317–635 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozy12-12kw-wood-burning-sauna-stove\"\u003e12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e18\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e310 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozytw12-12kw-wood-burning-sauna-stove\"\u003eThru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozytw18-18kw-wood-burning-sauna-stove\"\u003eThru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e310 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-h500-chimney-cover-grid-h500\"\u003eCozy Heat Chimney Cover Grid H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-h680-chimney-cover-grid-h680\"\u003eCozy Heat Chimney Cover Grid H680\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow close to the wall can this stove sit?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eCozy Heat publishes 9.05\" (230mm) to the sides, 9.05\" (230mm) behind and 19.68\" (500mm) in front, to combustible material. The room also needs 82\" (2096mm) of height. Those are minimums — your manual and local code take precedence.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 310 lb. That is 8 boxes of split-face Cozy Stone at 44 lb, or 10 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610272627,"sku":"COZY18","price":2263.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy-18-sauna-stove_1.webp?v=1786982999"},{"product_id":"cozy-heat-cozytw18-18kw-wood-burning-sauna-stove","title":"Cozy Heat Thru-Wall 18 Sauna Stove (18 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat Thru-Wall 18 is an 18 kW wood-burning sauna stove for rooms of 317–635 cubic feet. It holds 310 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney. The firebox extends through the sauna wall, so wood is loaded from the room next door.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-fired stoves are ideal for mild and long-lasting heat, designed for pouring water over hot stones to create luxurious steam for a more satisfying sauna experience. Stoke wood from outside the sauna to keep everything tidy! Enjoy the rustic charm and efficient steam of the Cozy Heat TW sauna heater.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003cli\u003eFloor mount thru-wall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e310 lb capacity. Cozy Heat specifies split-face or rounded stones: 8 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 352 lb) or 10 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 330 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYTW18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e310 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.74\" (400mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e28.74\" - 30.51\"D x 19.68\"W x 29.76\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e185 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e493 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\/THRU-WALL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e82\" (2096mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat Thru-Wall 18 is rated for 317–635 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozy12-12kw-wood-burning-sauna-stove\"\u003e12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozy18-18kw-wood-burning-sauna-stove\"\u003e18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e310 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozytw12-12kw-wood-burning-sauna-stove\"\u003eThru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eThru-Wall 18\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e310 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-h500-chimney-cover-grid-h500\"\u003eCozy Heat Chimney Cover Grid H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-h680-chimney-cover-grid-h680\"\u003eCozy Heat Chimney Cover Grid H680\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eThe firebox extension passes through the sauna wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room. The wall opening has to be framed to the manual before the stove goes in.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow does the Thru-Wall version work?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe firebox extends through the sauna wall so you load wood from the adjoining room. No smoke, ash or cold air enters the hot room, and you are not stepping over bathers to feed the fire. The wall opening has to be framed to the installation manual before the stove is set.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 310 lb. That is 8 boxes of split-face Cozy Stone at 44 lb, or 10 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610403699,"sku":"COZYTW18","price":2578.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-18-tw-sauna-stove_1.webp?v=1786983110"},{"product_id":"cozy-heat-cozyo12-12kw-wood-burning-sauna-stove","title":"Cozy Heat O 12 Sauna Stove (12 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat O 12 is a 12 kW wood-burning sauna stove for rooms of 210–423 cubic feet. It holds 200 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-fired sauna stoves are best for mild and long-lasting heat, designed for pouring water over hot stones to create the perfect amount of steam. Enjoy a satisfying traditional sauna experience with the Cozy Heat O sauna heater!\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e200 lb capacity. Cozy Heat specifies split-face or rounded stones: 5 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 220 lb) or 7 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 231 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYO12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12.95\" (329mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18.89\" - 20.47\"D x 17.71\"W x 27.55\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e108 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e328lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e6.69\" (170mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e72\" (1828mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat O 12 is rated for 210–423 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eO 12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyo18-18kw-wood-burning-sauna-stove\"\u003eO 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyotw12-12kw-wood-burning-sauna-stove\"\u003eO Thru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyotw18-18kw-wood-burning-sauna-stove\"\u003eO Thru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-h500-chimney-cover-grid-h500\"\u003eCozy Heat Chimney Cover Grid H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-h680-chimney-cover-grid-h680\"\u003eCozy Heat Chimney Cover Grid H680\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow close to the wall can this stove sit?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eCozy Heat publishes 6.69\" (170mm) to the sides, 9.05\" (230mm) behind and 19.68\" (500mm) in front, to combustible material. The room also needs 72\" (1828mm) of height. Those are minimums — your manual and local code take precedence.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 200 lb. That is 5 boxes of split-face Cozy Stone at 44 lb, or 7 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610469235,"sku":"COZYO12","price":1894.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-12-o-sauna-stove_1.webp?v=1786983270"},{"product_id":"cozy-heat-cozyotw12-12kw-wood-burning-sauna-stove","title":"Cozy Heat O Thru-Wall 12 Sauna Stove (12 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat O Thru-Wall 12 is a 12 kW wood-burning sauna stove for rooms of 210–423 cubic feet. It holds 200 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney. The firebox extends through the sauna wall, so wood is loaded from the room next door.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHand-made in Estonia, where sauna is a way of life, this wood-fired sauna stoves is engineered for mild, long-lasting heat. Pouring water over hot stones creates intense steam to further enhance your sauna experience.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003cli\u003eMild and long-lasting heat\u003c\/li\u003e\n\u003cli\u003eFloor mount thru-wall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e200 lb capacity. Cozy Heat specifies split-face or rounded stones: 5 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 220 lb) or 7 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 231 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYOTW12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12.95\" (329mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.80\" - 26.37\"D x 17.71\"W x 27.55\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e125 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e345 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\/THRU-WALL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e6.69\" (170mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e72\" (1828mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat O Thru-Wall 12 is rated for 210–423 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyo12-12kw-wood-burning-sauna-stove\"\u003eO 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyo18-18kw-wood-burning-sauna-stove\"\u003eO 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eO Thru-Wall 12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyotw18-18kw-wood-burning-sauna-stove\"\u003eO Thru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-h500-chimney-cover-grid-h500\"\u003eCozy Heat Chimney Cover Grid H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-h680-chimney-cover-grid-h680\"\u003eCozy Heat Chimney Cover Grid H680\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eThe firebox extension passes through the sauna wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room. The wall opening has to be framed to the manual before the stove goes in.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow does the Thru-Wall version work?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe firebox extends through the sauna wall so you load wood from the adjoining room. No smoke, ash or cold air enters the hot room, and you are not stepping over bathers to feed the fire. The wall opening has to be framed to the installation manual before the stove is set.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 200 lb. That is 5 boxes of split-face Cozy Stone at 44 lb, or 7 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610502003,"sku":"COZYOTW12","price":2182.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-12-o-tw-sauna-stove_1.webp?v=1786983383"},{"product_id":"cozy-heat-cozyo18-18kw-wood-burning-sauna-stove","title":"Cozy Heat O 18 Sauna Stove (18 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat O 18 is an 18 kW wood-burning sauna stove for rooms of 317–635 cubic feet. It holds 350 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-fired sauna stoves are best for mild and long-lasting heat, designed for pouring water over hot stones to create the perfect amount of steam. Enjoy a satisfying traditional sauna experience with the Cozy Heat O sauna heater!\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e350 lb capacity. Cozy Heat specifies split-face or rounded stones: 8 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 352 lb) or 11 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 363 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYO18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.74\" (400mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.03\" - 24.08\"D x 19.88\"W x 29.76\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e154 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e506 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e82\" (2096mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat O 18 is rated for 317–635 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyo12-12kw-wood-burning-sauna-stove\"\u003eO 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eO 18\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyotw12-12kw-wood-burning-sauna-stove\"\u003eO Thru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyotw18-18kw-wood-burning-sauna-stove\"\u003eO Thru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-h500-chimney-cover-grid-h500\"\u003eCozy Heat Chimney Cover Grid H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-h680-chimney-cover-grid-h680\"\u003eCozy Heat Chimney Cover Grid H680\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow close to the wall can this stove sit?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eCozy Heat publishes 9.05\" (230mm) to the sides, 9.05\" (230mm) behind and 19.68\" (500mm) in front, to combustible material. The room also needs 82\" (2096mm) of height. Those are minimums — your manual and local code take precedence.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 350 lb. That is 8 boxes of split-face Cozy Stone at 44 lb, or 11 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610534771,"sku":"COZYO18","price":2263.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-18-o-sauna-stove_1.webp?v=1786983468"},{"product_id":"cozy-heat-cozyotw18-18kw-wood-burning-sauna-stove","title":"Cozy Heat O Thru-Wall 18 Sauna Stove (18 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat O Thru-Wall 18 is an 18 kW wood-burning sauna stove for rooms of 317–635 cubic feet. It holds 350 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney. The firebox extends through the sauna wall, so wood is loaded from the room next door.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHand-made in Estonia, where sauna is a way of life, this wood-fired sauna stoves is engineered for mild, long-lasting heat. Pouring water over hot stones creates intense steam to further enhance your sauna experience.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003cli\u003eMild and long-lasting heat\u003c\/li\u003e\n\u003cli\u003eFloor mount thru-wall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e350 lb capacity. Cozy Heat specifies split-face or rounded stones: 8 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 352 lb) or 11 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 363 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYOTW18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.74\" (400mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e28.93\" - 30.70\"D x 19.88\"W x 29.76\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e181 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e533 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\/THRU-WALL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e82\" (2096mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat O Thru-Wall 18 is rated for 317–635 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyo12-12kw-wood-burning-sauna-stove\"\u003eO 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyo18-18kw-wood-burning-sauna-stove\"\u003eO 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyotw12-12kw-wood-burning-sauna-stove\"\u003eO Thru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eO Thru-Wall 18\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-h500-chimney-cover-grid-h500\"\u003eCozy Heat Chimney Cover Grid H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-h680-chimney-cover-grid-h680\"\u003eCozy Heat Chimney Cover Grid H680\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eThe firebox extension passes through the sauna wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room. The wall opening has to be framed to the manual before the stove goes in.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow does the Thru-Wall version work?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe firebox extends through the sauna wall so you load wood from the adjoining room. No smoke, ash or cold air enters the hot room, and you are not stepping over bathers to feed the fire. The wall opening has to be framed to the installation manual before the stove is set.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 350 lb. That is 8 boxes of split-face Cozy Stone at 44 lb, or 11 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610567539,"sku":"COZYOTW18","price":2416.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-18-o-sauna-stove_1_1.webp?v=1786983654"},{"product_id":"cozy-heat-cozyog12-12kw-wood-burning-sauna-stove","title":"Cozy Heat OG 12 Sauna Stove (12 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat OG 12 is a 12 kW wood-burning sauna stove for rooms of 210–423 cubic feet. It holds 175 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-fired sauna stoves create a mild and long-lasting heat. Designed for pouring water over hot stones for an intense steam and a more satisfying sauna experience.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e175 lb capacity. Cozy Heat specifies split-face or rounded stones: 4 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 176 lb) or 6 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 198 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYOG12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12.95\" (329mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e19.88\" - 21.45\"D x 19.60\"W x 27.91\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e121 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e297 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e6.69\" (170mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e72\" (1828mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat OG 12 is rated for 210–423 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eOG 12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyog18-18kw-wood-burning-sauna-stove\"\u003eOG 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyogtw12-12kw-wood-burning-sauna-stove\"\u003eOG Thru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyogtw18-18kw-wood-burning-sauna-stove\"\u003eOG Thru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-og-h500-chimney-cover-og-h500\"\u003eCozy Heat Chimney Cover OG H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-og-h700-chimney-cover-og-h700\"\u003eCozy Heat Chimney Cover OG H700\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow close to the wall can this stove sit?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eCozy Heat publishes 6.69\" (170mm) to the sides, 9.05\" (230mm) behind and 19.68\" (500mm) in front, to combustible material. The room also needs 72\" (1828mm) of height. Those are minimums — your manual and local code take precedence.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 175 lb. That is 4 boxes of split-face Cozy Stone at 44 lb, or 6 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610731379,"sku":"COZYOG12","price":2214.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-12og-sauna-stove_1.webp?v=1786983796"},{"product_id":"cozy-heat-cozyogtw12-12kw-wood-burning-sauna-stove","title":"Cozy Heat OG Thru-Wall 12 Sauna Stove (12 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat OG Thru-Wall 12 is a 12 kW wood-burning sauna stove for rooms of 210–423 cubic feet. It holds 175 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney. The firebox extends through the sauna wall, so wood is loaded from the room next door.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-fired sauna stoves create a mild and long-lasting heat. Designed for pouring water over hot stones for an intense steam and a more satisfying sauna experience.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003cli\u003eFloor mount thru-wall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e175 lb capacity. Cozy Heat specifies split-face or rounded stones: 4 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 176 lb) or 6 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 198 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYOGTW12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12.95\" (329mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25.78\" - 27.36\"D x 19.60\"W x 27.91\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e139 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e315 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\/THRU-WALL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e6.69\" (170mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e72\" (1828mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat OG Thru-Wall 12 is rated for 210–423 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyog12-12kw-wood-burning-sauna-stove\"\u003eOG 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyog18-18kw-wood-burning-sauna-stove\"\u003eOG 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eOG Thru-Wall 12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyogtw18-18kw-wood-burning-sauna-stove\"\u003eOG Thru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-og-h500-chimney-cover-og-h500\"\u003eCozy Heat Chimney Cover OG H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-og-h700-chimney-cover-og-h700\"\u003eCozy Heat Chimney Cover OG H700\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eThe firebox extension passes through the sauna wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room. The wall opening has to be framed to the manual before the stove goes in.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow does the Thru-Wall version work?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe firebox extends through the sauna wall so you load wood from the adjoining room. No smoke, ash or cold air enters the hot room, and you are not stepping over bathers to feed the fire. The wall opening has to be framed to the installation manual before the stove is set.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 175 lb. That is 4 boxes of split-face Cozy Stone at 44 lb, or 6 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610764147,"sku":"COZYOGTW12","price":2452.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-12og-tw-sauna-stove_1.webp?v=1786983938"},{"product_id":"cozy-heat-cozyog18-18kw-wood-burning-sauna-stove","title":"Cozy Heat OG 18 Sauna Stove (18 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat OG 18 is an 18 kW wood-burning sauna stove for rooms of 317–635 cubic feet. It holds 240 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-fired sauna stoves create a mild and long-lasting heat. Designed for pouring water over hot stones for an intense steam and a more satisfying sauna experience.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e240 lb capacity. Cozy Heat specifies split-face or rounded stones: 6 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 264 lb) or 8 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 264 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYOG18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.74\" (400mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.21\" - 25.78\"D x 22.04\"W x 29.72\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e176 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e82\" (2096mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat OG 18 is rated for 317–635 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyog12-12kw-wood-burning-sauna-stove\"\u003eOG 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eOG 18\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyogtw12-12kw-wood-burning-sauna-stove\"\u003eOG Thru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyogtw18-18kw-wood-burning-sauna-stove\"\u003eOG Thru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-og-h500-chimney-cover-og-h500\"\u003eCozy Heat Chimney Cover OG H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-og-h700-chimney-cover-og-h700\"\u003eCozy Heat Chimney Cover OG H700\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow close to the wall can this stove sit?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eCozy Heat publishes 9.05\" (230mm) to the sides, 9.05\" (230mm) behind and 19.68\" (500mm) in front, to combustible material. The room also needs 82\" (2096mm) of height. Those are minimums — your manual and local code take precedence.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 240 lb. That is 6 boxes of split-face Cozy Stone at 44 lb, or 8 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610796915,"sku":"COZYOG18","price":2529.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-18og-sauna-stove_1.webp?v=1786984019"},{"product_id":"cozy-heat-cozyogtw18-18kw-wood-burning-sauna-stove","title":"Cozy Heat OG Thru-Wall 18 Sauna Stove (18 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat OG Thru-Wall 18 is an 18 kW wood-burning sauna stove for rooms of 317–635 cubic feet. It holds 240 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney. The firebox extends through the sauna wall, so wood is loaded from the room next door.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-fired sauna stoves create a mild and long-lasting heat. Designed for pouring water over hot stones for an intense steam and a more satisfying sauna experience.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003cli\u003eFloor mount thru-wall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e240 lb capacity. Cozy Heat specifies split-face or rounded stones: 6 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 264 lb) or 8 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 264 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYOGTW18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.74\" (400mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30.11\" - 31.69\"D x 22.04\"W x 29.72\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e199 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e463 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\/THRU-WALL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e82\" (2096mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat OG Thru-Wall 18 is rated for 317–635 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyog12-12kw-wood-burning-sauna-stove\"\u003eOG 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyog18-18kw-wood-burning-sauna-stove\"\u003eOG 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyogtw12-12kw-wood-burning-sauna-stove\"\u003eOG Thru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eOG Thru-Wall 18\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-og-h500-chimney-cover-og-h500\"\u003eCozy Heat Chimney Cover OG H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-og-h700-chimney-cover-og-h700\"\u003eCozy Heat Chimney Cover OG H700\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eThe firebox extension passes through the sauna wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room. The wall opening has to be framed to the manual before the stove goes in.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow does the Thru-Wall version work?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe firebox extends through the sauna wall so you load wood from the adjoining room. No smoke, ash or cold air enters the hot room, and you are not stepping over bathers to feed the fire. The wall opening has to be framed to the installation manual before the stove is set.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 240 lb. That is 6 boxes of split-face Cozy Stone at 44 lb, or 8 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610829683,"sku":"COZYOGTW18","price":2857.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy18OG-TW-sauna-stove_1.webp?v=1786984105"},{"product_id":"cozy-heat-cozyquattro12-12kw-wood-burning-sauna-stove","title":"Cozy Heat Quattro 12 Sauna Stove (12 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat Quattro 12 is a 12 kW wood-burning sauna stove for rooms of 210–423 cubic feet. It holds 175 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHand-crafted in Estonia, where sauna is a way of life. Wood-burning stoves deliver a mild and long-lasting heat, designed for ladling water over the hot stones to create the perfect steam sauna. Experience the traditional experience of wood-fired warmth the true essence of relaxation with the Cozy Heat Quattro.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e175 lb capacity. Cozy Heat specifies split-face or rounded stones: 4 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 176 lb) or 6 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 198 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYQUATTRO12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12.95\" (329mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18.70\" - 20.27\"D x 17.32\"W x 20.27\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e141 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e6.69\" (170mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e72\" (1828mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat Quattro 12 is rated for 210–423 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eQuattro 12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyquattro18-18kw-wood-burning-sauna-stove\"\u003eQuattro 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e265 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyquattrotw12-12kw-wood-burning-sauna-stove\"\u003eQuattro Thru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyquattrotw18-18kw-wood-burning-sauna-stove\"\u003eQuattro Thru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e265 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-quattro-h500-chimney-cover-quattro-h500\"\u003eCozy Heat Chimney Cover Quattro H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-quattro-h700-chimney-cover-quattri-h700\"\u003eCozy Heat Chimney Cover Quattro H700\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow close to the wall can this stove sit?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eCozy Heat publishes 6.69\" (170mm) to the sides, 9.05\" (230mm) behind and 19.68\" (500mm) in front, to combustible material. The room also needs 72\" (1828mm) of height. Those are minimums — your manual and local code take precedence.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 175 lb. That is 4 boxes of split-face Cozy Stone at 44 lb, or 6 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974610895219,"sku":"COZYQUATTRO12","price":2214.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-12-quattro-sauna-stove_1.webp?v=1786984914"},{"product_id":"cozy-heat-cozyquattrotw12-12kw-wood-burning-sauna-stove","title":"Cozy Heat Quattro Thru-Wall 12 Sauna Stove (12 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat Quattro Thru-Wall 12 is a 12 kW wood-burning sauna stove for rooms of 210–423 cubic feet. It holds 175 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney. The firebox extends through the sauna wall, so wood is loaded from the room next door.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-burning stoves create a mild and long-lasting heat and are designed for ladling water over the hot stones to create a satisfying steam sauna. Its through-the-wall design allows you to load firewood from outside your sauna.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003cli\u003eFloor mount thru-wall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e175 lb capacity. Cozy Heat specifies split-face or rounded stones: 4 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 176 lb) or 6 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 198 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYQUATTROTW12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12.95\" (329mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.60\" - 26.18\"D x 17.32\"W x 20.27\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e159 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e335 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\/THRU-WALL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e6.69\" (170mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e72\" (1828mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat Quattro Thru-Wall 12 is rated for 210–423 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyquattro12-12kw-wood-burning-sauna-stove\"\u003eQuattro 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyquattro18-18kw-wood-burning-sauna-stove\"\u003eQuattro 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e265 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eQuattro Thru-Wall 12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyquattrotw18-18kw-wood-burning-sauna-stove\"\u003eQuattro Thru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e265 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-quattro-h500-chimney-cover-quattro-h500\"\u003eCozy Heat Chimney Cover Quattro H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-quattro-h700-chimney-cover-quattri-h700\"\u003eCozy Heat Chimney Cover Quattro H700\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eThe firebox extension passes through the sauna wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room. The wall opening has to be framed to the manual before the stove goes in.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow does the Thru-Wall version work?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe firebox extends through the sauna wall so you load wood from the adjoining room. No smoke, ash or cold air enters the hot room, and you are not stepping over bathers to feed the fire. The wall opening has to be framed to the installation manual before the stove is set.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 175 lb. That is 4 boxes of split-face Cozy Stone at 44 lb, or 6 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974611026291,"sku":"COZYQUATTROTW12","price":2452.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy-Heat-Quattro-12kW-Thru-Wall-Sauna-Heater.webp?v=1786985216"},{"product_id":"cozy-heat-cozyquattro18-18kw-wood-burning-sauna-stove","title":"Cozy Heat Quattro 18 Sauna Stove (18 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat Quattro 18 is an 18 kW wood-burning sauna stove for rooms of 317–635 cubic feet. It holds 265 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHand-crafted in Estonia, where sauna is a way of life. Wood-burning stoves deliver a mild and long-lasting heat, designed for ladling water over the hot stones to create the perfect steam sauna. Experience the traditional experience of wood-fired warmth the true essence of relaxation with the Cozy Heat Quattro.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e265 lb capacity. Cozy Heat specifies split-face or rounded stones: 7 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 308 lb) or 9 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 297 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYQUATTRO18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e265 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.74\" (400mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.03\" - 24.08\"D x 27.55\"W x 28.74\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e198 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e462 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e82\" (2096mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat Quattro 18 is rated for 317–635 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyquattro12-12kw-wood-burning-sauna-stove\"\u003eQuattro 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eQuattro 18\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e265 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyquattrotw12-12kw-wood-burning-sauna-stove\"\u003eQuattro Thru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyquattrotw18-18kw-wood-burning-sauna-stove\"\u003eQuattro Thru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e265 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-quattro-h500-chimney-cover-quattro-h500\"\u003eCozy Heat Chimney Cover Quattro H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-quattro-h700-chimney-cover-quattri-h700\"\u003eCozy Heat Chimney Cover Quattro H700\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow close to the wall can this stove sit?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eCozy Heat publishes 9.05\" (230mm) to the sides, 9.05\" (230mm) behind and 19.68\" (500mm) in front, to combustible material. The room also needs 82\" (2096mm) of height. Those are minimums — your manual and local code take precedence.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 265 lb. That is 7 boxes of split-face Cozy Stone at 44 lb, or 9 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974611059059,"sku":"COZYQUATTRO18","price":2529.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-18-quattro-sauna-stove_1.webp?v=1786985337"},{"product_id":"cozy-heat-cozyquattrotw18-18kw-wood-burning-sauna-stove","title":"Cozy Heat Quattro Thru-Wall 18 Sauna Stove (18 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat Quattro Thru-Wall 18 is an 18 kW wood-burning sauna stove for rooms of 317–635 cubic feet. It holds 265 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney. The firebox extends through the sauna wall, so wood is loaded from the room next door.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-burning stoves create a mild and long-lasting heat and are designed for ladling water over the hot stones to create a satisfying steam sauna. Its through-the-wall design allows you to load firewood from outside your sauna.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003cli\u003eFloor mount thru-wall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e265 lb capacity. Cozy Heat specifies split-face or rounded stones: 7 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 308 lb) or 9 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 297 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYQUATTROTW18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e265 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.74\" (400mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e28.93\" - 30.70\"D x 27.55\"W x 28.74\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e220 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e484 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\/THRU-WALL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e82\" (2096mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat Quattro Thru-Wall 18 is rated for 317–635 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyquattro12-12kw-wood-burning-sauna-stove\"\u003eQuattro 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyquattro18-18kw-wood-burning-sauna-stove\"\u003eQuattro 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e265 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyquattrotw12-12kw-wood-burning-sauna-stove\"\u003eQuattro Thru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eQuattro Thru-Wall 18\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e265 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-quattro-h500-chimney-cover-quattro-h500\"\u003eCozy Heat Chimney Cover Quattro H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-quattro-h700-chimney-cover-quattri-h700\"\u003eCozy Heat Chimney Cover Quattro H700\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eThe firebox extension passes through the sauna wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room. The wall opening has to be framed to the manual before the stove goes in.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow does the Thru-Wall version work?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe firebox extends through the sauna wall so you load wood from the adjoining room. No smoke, ash or cold air enters the hot room, and you are not stepping over bathers to feed the fire. The wall opening has to be framed to the installation manual before the stove is set.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 265 lb. That is 7 boxes of split-face Cozy Stone at 44 lb, or 9 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974611091827,"sku":"COZYQUATTROTW18","price":2884.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy-Heat-Quattro-12kW-Thru-Wall-Sauna-Heater.webp?v=1786985216"},{"product_id":"cozy-heat-cozysw12-12kw-wood-burning-sauna-stove","title":"Cozy Heat SW 12 Sauna Stove (12 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat SW 12 is a 12 kW wood-burning sauna stove for rooms of 210–423 cubic feet. It holds 175 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-burning stoves produce a mild and long-lasting heat and are designed for pouring water over hot stones to create a bracing steam for a more satisfying sauna experience. Elevate your sauna heating experience with the Cozy SW and embrace a new standard of sauna bathing!\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e175 lb capacity. Cozy Heat specifies split-face or rounded stones: 4 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 176 lb) or 6 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 198 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYSW12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12.95\" (329mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e19.68\" - 21.25\"D x 19.29\"W x 32.12\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e143 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e319 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e6.69\" (170mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e72\" (1828mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat SW 12 is rated for 210–423 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSW 12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozysw18-18kw-wood-burning-sauna-stove\"\u003eSW 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e220 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyswtw12-12kw-wood-burning-sauna-stove\"\u003eSW Thru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyswtw18-18kw-wood-burning-sauna-stove\"\u003eSW Thru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e220 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-sw-h500-chimney-cover-sw-h500\"\u003eCozy Heat Chimney Cover SW H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-sw-h700-chimney-cover-sw-h700\"\u003eCozy Heat Chimney Cover SW H700\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow close to the wall can this stove sit?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eCozy Heat publishes 6.69\" (170mm) to the sides, 9.05\" (230mm) behind and 19.68\" (500mm) in front, to combustible material. The room also needs 72\" (1828mm) of height. Those are minimums — your manual and local code take precedence.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 175 lb. That is 4 boxes of split-face Cozy Stone at 44 lb, or 6 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974611124595,"sku":"COZYSW12","price":2214.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-12-sw-sauna-stove_1.webp?v=1786984263"},{"product_id":"cozy-heat-cozyswtw12-12kw-wood-burning-sauna-stove","title":"Cozy Heat SW Thru-Wall 12 Sauna Stove (12 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat SW Thru-Wall 12 is a 12 kW wood-burning sauna stove for rooms of 210–423 cubic feet. It holds 175 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney. The firebox extends through the sauna wall, so wood is loaded from the room next door.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eHand-crafted in Estonia, where sauna is a tradition. Wood-fired sauna stoves produce a mild and long-lasting heat, and are designed for ladling water over hot stones to create a satisfying steam sauna.\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003cli\u003eFloor mount thru-wall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e175 lb capacity. Cozy Heat specifies split-face or rounded stones: 4 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 176 lb) or 6 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 198 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYSWTW12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12.95\" (329mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25.59\" - 27.16\"D x 19.29\"W x 32.12\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e161 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e337 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\/THRU-WALL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e6.69\" (170mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e72\" (1828mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat SW Thru-Wall 12 is rated for 210–423 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozysw12-12kw-wood-burning-sauna-stove\"\u003eSW 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozysw18-18kw-wood-burning-sauna-stove\"\u003eSW 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e220 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSW Thru-Wall 12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyswtw18-18kw-wood-burning-sauna-stove\"\u003eSW Thru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e220 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-sw-h500-chimney-cover-sw-h500\"\u003eCozy Heat Chimney Cover SW H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-sw-h700-chimney-cover-sw-h700\"\u003eCozy Heat Chimney Cover SW H700\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eThe firebox extension passes through the sauna wall, so wood is loaded from the next room and no smoke, ash or cold air enters the hot room. The wall opening has to be framed to the manual before the stove goes in.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow does the Thru-Wall version work?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe firebox extends through the sauna wall so you load wood from the adjoining room. No smoke, ash or cold air enters the hot room, and you are not stepping over bathers to feed the fire. The wall opening has to be framed to the installation manual before the stove is set.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 175 lb. That is 4 boxes of split-face Cozy Stone at 44 lb, or 6 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974611157363,"sku":"COZYSWTW12","price":2452.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-12sw-tw-sauna-stove_1.webp?v=1786984402"},{"product_id":"cozy-heat-cozysw18-18kw-wood-burning-sauna-stove","title":"Cozy Heat SW 18 Sauna Stove (18 kW)","description":"\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat SW 18 is an 18 kW wood-burning sauna stove for rooms of 317–635 cubic feet. It holds 220 lb of stones (sold separately), needs no electrical supply, and requires a code-compliant chimney.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eWood-burning stoves produce a mild and long-lasting heat and are designed for pouring water over hot stones to create a bracing steam for a more satisfying sauna experience. Elevate your sauna heating experience with the Cozy SW and embrace a new standard of sauna bathing!\u003c\/p\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eSmoke gases are 6x cleaner\u003c\/li\u003e\n\u003cli\u003eStove utilizes 25%-40% less fuel than comparable sauna stoves\u003c\/li\u003e\n\u003cli\u003eBoasts minimal safety distances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003cbr\u003eOuter frame of the heater, Chimney pipe, Heater body, Cleaning hatch, Heater door with glass, Ash box, Installation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRequired to Operate\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThese are not included. You need them before the sauna will run.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e220 lb capacity. Cozy Heat specifies split-face or rounded stones: 5 boxes of \u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e (split-face, 44 lb each — 220 lb) or 7 boxes of \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e (rounded, 33 lb each — 231 lb). Never fire the stove empty.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e\u003cbr\u003eA listed, code-compliant chimney system, plus floor protection where the manual or local code requires it. Cozy Heat supplies no chimney kit — the file lists Harvia chimney kits for this stove.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCozy Heat Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCOZYSW18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSauna Room Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e220 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePrimary Fuel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Firewood Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15.74\" (400mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirewood Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.15\" to 4.72\" (80mm-120mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFlue Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBlack Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSTEEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e22.83\" - 25.59\"D x 21.65\"W x 34.25\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e209 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e429 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFLOOR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGerman BIMSCH certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years (limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShips\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eLTL freight, curbside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMade In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eMarks as supplied by Cozy Heat: German BIMSCH certificate. Requirements vary by jurisdiction — confirm with your building department and insurer before you install.\u003c\/p\u003e\n\u003ch2\u003eClearances \u0026amp; Safety Distances\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe minimum distance to combustible surfaces, as published by Cozy Heat. Measure before you frame the bench.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eTo the Sides\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eBehind\u003c\/strong\u003e\u003cbr\u003e9.05\" (230mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eIn Front\u003c\/strong\u003e\u003cbr\u003e19.68\" (500mm)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eMinimum Room Height\u003c\/strong\u003e\u003cbr\u003e82\" (2096mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; color: #666; margin-top: 6px;\"\u003eThese are minimums to combustible material, not recommendations. Your installation manual and local code take precedence, and a solid-fuel appliance normally needs a permit and an inspection in the US.\u003c\/p\u003e\n\u003ch2\u003eSizing\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eThe Cozy Heat SW 18 is rated for 317–635 cubic feet.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMeasure width × depth × height in feet. Add extra volume for anything that soaks up heat rather than reflecting it — glass, tile, concrete, stone and exposed log all make a room behave larger than its raw measurement. Size to the larger number.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eRoom Volume\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eStones\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f7f7f7; text-align: left;\"\u003eLoading\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozysw12-12kw-wood-burning-sauna-stove\"\u003eSW 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSW 18\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e220 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInside the room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyswtw12-12kw-wood-burning-sauna-stove\"\u003eSW Thru-Wall 12\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e210–423 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003ca href=\"\/products\/cozy-heat-cozyswtw18-18kw-wood-burning-sauna-stove\"\u003eSW Thru-Wall 18\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e317–635 cu ft\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e220 lbs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrough the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin-top: 12px;\"\u003e\u003ca href=\"\/pages\/sauna-heater-size-calculator\"\u003eWork out your room with the sauna heater size calculator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eAccessories for This Model\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003e\u003cstrong\u003eWhat Cozy Heat lists for this stove. All sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Cover\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-sw-h500-chimney-cover-sw-h500\"\u003eCozy Heat Chimney Cover SW H500\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-sw-h700-chimney-cover-sw-h700\"\u003eCozy Heat Chimney Cover SW H700\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eSauna Stones\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/cozy-heat-127835-cozy-stone\"\u003eCozy Stone\u003c\/a\u003e, \u003ca href=\"\/products\/cozy-heat-127836-cozy-round\"\u003eCozy Round\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 220px; border: 1px solid #ddd; border-radius: 4px; padding: 12px;\"\u003e\n\u003cstrong\u003eChimney Kit\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/harvia-whp1000500m-chimney-assembly-kit-barrel-flat-roof-stainless\"\u003eHarvia Chimney \u0026amp; Assembly Kit, Barrel, Flat Roof\u003c\/a\u003e — Cozy Heat supplies no chimney system of its own, so the file lists Harvia\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eInstallation \u0026amp; Use Notes\u003c\/h2\u003e\n\u003cul style=\"margin-top: 8px; padding-left: 18px;\"\u003e\n\u003cli\u003eMount to the clearances published above. They are minimums to combustible material, not recommendations.\u003c\/li\u003e\n\u003cli\u003eConfirm your flue diameter and that a top connection suits your build before ordering chimney components.\u003c\/li\u003e\n\u003cli\u003eA solid-fuel appliance normally needs a permit and an inspection in the US, and your insurer will usually want to see the sign-off.\u003c\/li\u003e\n\u003cli\u003eLoad stones loosely by hand so air moves between them, and re-stack once a year, replacing any that have cracked.\u003c\/li\u003e\n\u003cli\u003eThis is an LTL freight item. It arrives curbside on a pallet — note any damage on the delivery receipt before you sign.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eHow close to the wall can this stove sit?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eCozy Heat publishes 9.05\" (230mm) to the sides, 9.05\" (230mm) behind and 19.68\" (500mm) in front, to combustible material. The room also needs 82\" (2096mm) of height. Those are minimums — your manual and local code take precedence.\u003c\/p\u003e\n\u003ch3\u003eHow many boxes of stones do I need?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe stove holds 220 lb. That is 5 boxes of split-face Cozy Stone at 44 lb, or 7 boxes of rounded Cozy Round at 33 lb. Stones are not included, and Cozy Heat recommends ordering one spare box so you can pick the best-fitting stones.\u003c\/p\u003e\n\u003ch3\u003eIs a chimney included?\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eNo. Cozy Heat supplies the stove with its own chimney pipe section, but not a full chimney system. Your supplier file lists Harvia chimney kits for this stove, and they are linked above. A solid-fuel installation normally needs a permit and an inspection.\u003c\/p\u003e\n\u003ch2 style=\"margin-bottom: 16px;\"\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_IOM.pdf?v=1786981914\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/Cozy_Heat_Warranty.pdf?v=1786981912\" rel=\"noopener\" target=\"_blank\"\u003eCozy Heat Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Cozy Heat","offers":[{"title":"Default Title","offer_id":63974611190131,"sku":"COZYSW18","price":2529.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/2666\/3539\/files\/cozy-18-sw-sauna-stove_1.webp?v=1786984493"}],"url":"https:\/\/allseasonpatio.com\/collections\/wood-burning-sauna-stoves.oembed","provider":"All Season Patio Company","version":"1.0","type":"link"}