HUUM HIVE Wood 13HIVE Wood Series Sauna Stove HIVE Wood has taken the ancient wisdom of building sauna heaters to a new level. The HUUM HIVE Wood 13 wood fired sauna stove is designed for sauna rooms from 212 to 459 cubic feet. Description The HUUM HIVE Wood 13 wood fired sauna stove is designed for sauna rooms from 212 to 459 cubic feet. The efficient HIVE Wood 13 provides an authentic wood burning sauna experience by producing a soft, high heat. The sauna unit