- CAPACITY ? Output of 125,000Btu/hr(36.6kW). Ideal for heating an industrial workshop or garage environment with good ventilation. - PIEZOELECTRIC IGNITION - Piezoelectric push-button ignition system allows for trouble free start up. - SAFETY - Features safety thermocouple, flame failure valve and tip-over switch. Supplied with approved propane gas regulator and hose for convenience. - PORTABLE ? No power supply required just connect to a gas bottle (not included) and heat the desired well-ventilated area. - FAST ? Reaches its maximum heating output with seconds of start-up. - QUIET ? Super quiet operation.- HEAVY-DUTY ? Heavy-duty frame with steel mesh guard and highly durable painted finish.