Mr. Heater, MH140KTR, 140,000 BTU Forced Air Kerosene Heater (All Black), Heats up to 3,500 sq. ft., 10 gallon fuel tank capacity, Multi-fuel forced air heater, compatible with kerosene, filtered diesel #1 and #2, fuel oil #1 and #2, or even Jet A Fuel (JP8), Onboard thermostat with LED read out, Flat-free tires, Fuel gauge, Perfect for well ventilated construction sites, barns, warehouses and workshops.