Avenger FBD175T Portable Kerosene Multi Fuel Heater, 175000 Btu Thermostat offers easy heat adjustments between 40-95 f True multi fuel capable: Kerosene, 1 and 2 diesel fuel, 1 and 2 fuel oil and jp8/jet a fuel Instant heat - no startup time required, outdoor/weatherproof design Agency approved safe for use on combustible flooring Easy to use fuel cap & gauge