The compact HUUM STEEL Mini 3.5 kW sauna heater with exceptionally short safety distances is a wall-mounted model that is engineered for smaller sauna rooms. The STEEL Mini sauna heater is designed for sauna spaces up to 212 cubic feet (CF). This HUUM Steel Mini sauna heater package comes complete with the traditionally designed STEEL Mini 3.5kW sauna heater UKU control (WiFi optional) and sauna stones - everything you need to build your dream sauna experience. The package has been combined for use in sauna rooms up to 212 cubic feet (CF).