Master MH-125-OFR 125,000 BTU Kerosene Fired Radiant Heater 95000/125000 btu heat output Heats up to 3125-square feet Operates 20-hour on full 14-gallon tank Radiant and fan forced heating system Heavy duty wheels for easy portability 95,000 / 125,000 BTU Heat Output Heats up to 3,125 square feet Operates 20 hours on full 14-gallon tank Radiant & Fan Forced Heating System Heavy duty wheels for easy portability