5 Plaque, 30,000 BTU Natural Gas Or 26,000 BTU LP, Dual Fuel Infrared Heater, Vent Free With Thermostat, Piezo Ignition, Heats Approximately 1,000 SQFT, Permits Connection To Either Natural Or LP Fuel Sources, For Optional Use Blower #20-6027 TV #113-822 & Floor Stand #20-5245 TV #167-927, Not Included.