Make a statement in your outdoor living space with the bold AZ Patio Heater Tall Commercial Heater with a black finish, a true commercial-grade heater that you can depend on. Fit for any consumer, this free-standing heater emits 45,000 BTUs of heat in a 20 feet in diameter. A heavy weight plate adds extra stability while heavy-duty base wheels provide quick maneuverability when it’s time to store the heater away in the spring and summer seasons. Running on a 20lb propane tank that is easily concealed behind an easy access propane tank door. For your safety, this unit also features thermocouple and anti-tilt safety devices; CSA approved.