The Dyna-Glo Delux 135, 000 BTU Portable Kerosene Forced Air Heater is ideal for outdoor/indoor construction, as well as industrial and 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 3, 200 sq. ft. Included are self-diagnostic features, a thermostat, an LED readout, and a cord wrap. All Dyna-Glo Deluxe 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. | Dyna-Glo 135K BTU Portable Kerosene Heater