Continuous electronic ignition is always present as a source of ignition for unburned fuel, reducing the ability for fuels to pool and collect in a dangerous manner. Recessed controls designed to reduce the risk of having the knobs or valves damaged on the jobsite. Time saving assembly, no need to keep track of nuts and bolts when reassembling each season, assembles in minutes. Equipped with a 25°F-95°F thermostat. The heating element cycles on and off to maintain the set temperature. 10" Flat free tires for long lasting maintenance free use.