{"product_id":"kastor-karhu-40t","title":"KASTOR KARHU 40T","description":"\u003cp\u003e\u003cstrong\u003eKASTOR KARHU 40T\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Kastor Karhu 40T is a powerful wood-fired heater with an external firebox, designed for spacious saunas and sauna complexes. Its strict, elegant design with a matte steel finish emphasizes a modern style, while the external door allows you to enjoy the view of a live fire in the adjacent room. The heater combines functionality, safety, and aesthetics—everything needed for the perfect sauna experience.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eProduct Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBody made of heat-resistant steel with a reinforced construction for a long service life.\u003c\/li\u003e\n\u003cli\u003eExternal firebox with panoramic heat-resistant glass, allowing the heater to be stoked from the anteroom.\u003c\/li\u003e\n\u003cli\u003eModern, minimalist-style front panel that easily matches any interior.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eAdvantages\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh power and efficiency.\u003c\/li\u003e\n\u003cli\u003eEconomical firewood consumption with intensive heat output.\u003c\/li\u003e\n\u003cli\u003eFast heating of the room and stable temperature maintenance.\u003c\/li\u003e\n\u003cli\u003eThe external firebox ensures cleanliness in the steam room and comfortable operation.\u003c\/li\u003e\n\u003cli\u003eThe effect of a live fireplace thanks to the fire visible through the glass door.\u003c\/li\u003e\n\u003cli\u003eSoft, even steam due to the large stone mass.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSauna volume: 30–40 m³\u003c\/li\u003e\n\u003cli\u003eStone capacity: 50–55 kg\u003c\/li\u003e\n\u003cli\u003eDimensions (H×W×D): 580×585×925 mm\u003c\/li\u003e\n\u003cli\u003eFlue diameter: Ø115 mm\u003c\/li\u003e\n\u003cli\u003eSafety distances (front\/side\/rear\/to ceiling): 500\/300\/300\/1300 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSuitable for spacious private and commercial saunas, SPA zones, and sauna complexes where power, reliability, and aesthetics are important.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eResult\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Kastor Karhu 40T heater provides rapid heating and long heat retention, creating a soft, rich steam. Its combination of power, reliability, and modern design makes it an ideal choice for those who value true comfort and the atmosphere of fire.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eIdeal for\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLarge home and commercial saunas (30–40 m³)\u003c\/li\u003e\n\u003cli\u003eOwners of sauna complexes and SPA zones\u003c\/li\u003e\n\u003cli\u003eLovers of strong heat and traditional wood-fired warmth\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Smoke pipes are not included in the delivery.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMetal smoke pipes — \u003ca href=\"https:\/\/www.saunainter.com\/uk\/en\/woodburning-sauna-stoves\/metal-chimneys\/\"\u003eview category\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eStainless steel chimney pipes — \u003ca href=\"https:\/\/www.saunainter.com\/uk\/en\/woodburning-sauna-stoves\/stainless-steel-chimneys\/\"\u003eview category\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003ctable style=\"width: 100%;\" border=\"1\" cellpadding=\"5\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eKARHU 40T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct code\u003c\/td\u003e\n\u003ctd\u003e289096\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSauna size (mm)\u003c\/td\u003e\n\u003ctd\u003e30 - 40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurements W x D x H (mm)\u003c\/td\u003e\n\u003ctd\u003e580 x 585 x 925\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRocks (kg)\u003c\/td\u003e\n\u003ctd\u003e50 - 55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (kg)\u003c\/td\u003e\n\u003ctd\u003e160\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlue opening Ø (mm)\u003c\/td\u003e\n\u003ctd\u003e115\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum distances front\/side\/back\/ceiling\u003c\/td\u003e\n\u003ctd\u003e500\/300\/300\/1300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eStones are not included\u003c\/strong\u003e - \u003ca href=\"https:\/\/www.saunainter.com\/en\/sauna-accessories\/sauna-stones\/\" target=\"_blank\"\u003e\u003cstrong\u003eSauna stones\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePipes are not included in package: \u003ca href=\"https:\/\/www.saunainter.com\/en\/woodburning-sauna-stoves\/smoke-pipes\/\" target=\"_blank\"\u003eSmoke pipes\u003c\/a\u003e \/ \u003ca href=\"https:\/\/www.saunainter.com\/en\/woodburning-sauna-stoves\/sauna-chimney-for-woodburners\/\" target=\"_blank\"\u003eSauna chimney for woodburners\u003c\/a\u003e\u003c\/strong\u003e","brand":"HELO\/KASTOR","offers":[{"title":"Chrome","offer_id":53832136589676,"sku":"17102-1","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"Black","offer_id":53832136622444,"sku":"17102-2","price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/6212\/7724\/files\/saunainter-helo-kastor-sauna-stoves-kastor-karhu-40t_OduYNi.jpg?v=1780313575","url":"https:\/\/thewarmliving.com\/products\/kastor-karhu-40t","provider":"The Warm Living ","version":"1.0","type":"link"}