The Master BLP53 110v Propane Forced Air Heater has a heat coverage of 1450m3/h and fuel consumption of 3.78kg per hour. Heat is created from burning the gas that passes over the flame by a fan located to the rear of the chamber forcing warm air in the direction required. The fan motor features thermal protection and an overheat thermostat. Ventilation of the room is necessary to prevent a deficiency of oxygen when using this product, suitable in areas such as warehouses, building construction, renovations, and agriculture.