HUUM Hive Wood 17 LSHIVE Wood has taken the ancient wisdom of building sauna heaters to a new level. The most sensitive component of the wood fired heater, the flame tamer, is made of 5 mm thick stainless steel and is therefore exceptionally durable. The Hive Wood 17 HIVE Wood LS allows heating from another rooms and is suitable for rooms from 283 565 cu. ft. It also features a 287 pound stone capacity. HUUM Sauna stones sold separately (9 boxes required).