The Comfort Glow GCH480 cabinet heater is nearly the perfect utility heater. It runs off a 20 lb. propane(LP) cylinder tank that tucks neatly in the back. It offers 6K, 12K, and 18K BTU heat choices you manually select. It has an ODS safety shut-off built in. Equipped with four sturdy wheels, the cabinet heater can be moved easily and placed safely in your choice of location. Front wheel locks keep the heater in place.