The Sunglo (A244MANV) hanging patio heater frees your deck or patio by mounting the heater from above. The Sunglo A244MANV heater utilize radiant heat to warm people and objects, not the surrounding air. The decorative frame is made from stainless steel with a powder-coat black finish that blends in well to nearly any patio decor. The A244MANV patio heater uses natural gas and operates at 50,000 BTUs per hour. The deep dish reflector broadcasts radiant heat over an area of up to 12 feet in diameter, depending on wind conditions. This heater features a safety pilot system which automatically shuts off the gas if the flame is lost. This heater features a safety pilot system which automatically shuts off the gas if the flame is lost. The Sunglo A244MANV requires a 24-volt electrical connection in order to operate the burner, the transformer is not included and should be supplied by the installer. The pilot is lit manually via the spark ignition system, and then the heater is controlled using an electrical switch, timer or control device. A 24 inch clearance from combustibles around the sides of the heater is required for safe use.