125,000BTU Industrial Fan Heater 1, Mobile air heater 2, Auto shut-off device 3,Continuous Spark Ignition 4, ... in kerosene and gas heater.*Kerosene forced air heater, gas forced air heater, industrial electric fan heater, indirect fired diesel heater etc.*Mainly market: America ... raising field-chicken house, duck house, etc. high output kerosene space heater