Product Type Suspended Infrared Flat Panel Heater Fuel Type Propane Heating Capacity Input 90 000 BtuH Min Mounting Height 16 to 18 ft Floor Coverage @ Minimum Mounting Height 20 ft x 20 ft Overall Height 22 1/2 in Overall Width 26 5/8 in Overall Depth 15 1/4 in Mounting Height 18 to 20 ft Typical Coverage @ Mounting Height 24 ft x 24 ft Mounting Location Ceiling Mounting Type Chain Suspension For Use Indoors/Outdoors Indoor Use Only Control Voltage 120 V AC Frequency 60 Hz