{"product_id":"add-heat-20sl","title":"Harvia 20 SL outside-fed + WHP1500","description":"\u003cp\u003eThe Harvia 20 SL is the outside-fed version of the 20 Pro, loaded through the wall, with a panoramic glass door and high stone capacity. With WHP1500 chimney.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eNOT COMPATIBLE WITH PANORAMA WINDOW SAUNAS!\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeating\u003c\/strong\u003e: Wood-burning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoom size\u003c\/strong\u003e: 10–20 m³\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStones\u003c\/strong\u003e: approx. 40 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed\u003c\/strong\u003e: Outside-fed (through-wall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChimney\u003c\/strong\u003e: WHP1500 insulated kit incl.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFits any Idun sauna as a configured option, or buy it on its own for your own build. Stones included where listed. Electric heaters must be wired by a qualified electrician; wood heaters need a compliant insulated flue. Excl. delivery.\u003c\/p\u003e","brand":"Idun","offers":[{"title":"Default","offer_id":53913085182290,"sku":"ADD-HEAT-20SL","price":14600.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1080\/7728\/5714\/files\/Harvia_Pro20SL_WK200SL_luxury_steam_transparent_1a14421f-69c9-48c9-a08f-02564163d69c.png?v=1785133439","url":"https:\/\/www.idunsauna.com\/en-se\/products\/add-heat-20sl","provider":"Idun Sauna","version":"1.0","type":"link"}