The compact HUUM CLIFF Mini 3.5 kW sauna heater with extremely short safety distances is a wall-mounted electric sauna heater that is especially engineered for smaller sauna rooms up to 212 cubic feet (CF). Because of its intelligent design the CLIFF Mini has a much higher rock volume than other sauna heaters its size. A larger rock capacity results in a consistent soft high heat for a better sauna experience greater efficiency and more steam. The CLIFF s contemporary design will add an elegant upscale look to your home sauna.