HUUM Air Tunnel for Hive Sauna Heaters

Internal air tunnel for HUUM HIVE sauna heaters speeds up sauna heating by 25% and extends the life span of heating elements. It is made of stainless steel and installed in the middle of the heater. When using the air tunnel, you need approximately 2 boxes fewer stones. Features Compatible with all HIVE heaters Shortens heat-up time Increases life of heating elements Less stones needed to fill heater Constructed of stainless steel Includes HIVE Air Tunnel Installation and operation manual 5-Year limited warranty