The Dyna-Glo Delux 80,000 BTU Portable Kerosene Forced Air Heater is ideal for outdoor/indoor construction, as well as industrial & commercial applications, making it an excellent choice for your portable heating needs. It requires little to no assembly, is 98% fuel efficient, and covers areas up to 1,900 sq. ft. Included are temperature limit controls, a thermostat, flameout sensor, and run-time fuel gauge. All Dyna-Glo Delux Kerosene Forced Air Heaters are CSA certified for multi-fuel use with these fuel types: K1 Kerosene, Diesel 1, Diesel 2, Fuel Oil 1, Fuel Oil 2, Jet A and JP-8. However, K1 Kerosene is the manufacturer’s recommended fuel for optimal, cleaner burns and long lasting product life. Comfort Control Thermostat Run Time Fuel Gauge Dual Source Power Cord Easy Lift Carrying Handle & Cord Wrap Flameout Sensor Sturdy, Rugged Construction