Mr Heater F242100 10-15K BTU Single Tank Top Propane Patio Heater Variable BTU'S - 8, 12 and 14,000 BTU/HR Adjustable Heat Control - Hi, Med, Lo regulator Safe - Heater shuts off automatically with loss of flame Ready To Use - Mounts directly to a 20 lb propane cylinder Operating Time / Hi - up to 30 hours