Kerosene, #1 and #2 diesel or #1 fuel oil Dependable dual-prong electronic spark ignition Durable composite fuel fittings for max life Fuel gauge indicates remaining run time Comfort control thermostat Wheels and handles make it easier to maneuver Threaded drain plug Direct-fired = 99.97% fuel efficiency Built in air diagnostic system for troubleshooting ease Heavy duty enclosed motor provides longer life CSA certified