Hand-made in Estonia, where sauna bathing is a national tradition, Cozy Heat has taken the time-honored craft of building sauna stoves to a higher level with its SW wood-fired sauna stove. The Cozy SW features an appealing sleek and contemporary cylindrical shape. Its smooth curves create a sense of elegance and style while contributing to efficient heat distribution. This design ensures that the sauna reaches and maintains your desired temperature. The part of the wood-burning heater that must be the strongest, the flame cutter, is made of sturdy, 5mm-thick stainless steel making COZY heaters extremely durable. Perfect for mild, long-lasting heat, the Cozy Heat SW wood-burning sauna stove is perfect for pouring a ladle of water over hot stones for an intense, luxurious steam and a more gratifying sauna experience. Elevate your sauna's appearance and performance with the Cozy Heat SW! Installation and operation manual Stove utilizes 25%-40% less fuel than comparable sauna stoves Boasts minimal safety distances Sauna room sizes:12kW- 210 to 423 cu.ft.18kW- 317 to 635 cu.ft. Stone Requirements:12kW- minimum of 265lbs of stones18kW- minimum of 353lbs of stones 12kW- minimum of 265lbs of stones 18kW- minimum of 353lbs of stones Please note that each natural stone is unique in shape and size. We recommend purchasing an additional box of sauna stones to allow you to choose the highest quality of stone for fit, form, and function (Additional freight charges will apply).