Description Product OverviewThis commercial-grade 180,000 BTU portable forced-air heater is designed for rugged use and high-performance heating. With dual heat settings (140,000 BTU on low, 180,000 BTU on high), it can warm up to 4,300 sq. ft. Ideal for job sites and large spaces, the heater includes advanced features like digital diagnostics, an LED temperature indicator, a built-in thermostat, and 600 CFM airflow. It is multi-fuel capable and runs on kerosene, diesel, JP-8, Jet-A, and #1/#2 fuel oil. The 13-gallon tank allows up to 13 hours of run time. Lifetime motor warranty and free air filter kit included.Highlights180,000 BTU maximum heat outputDual heat settings: 140,000 BTU (low), 180,000 BTU (high)Covers up to 4,300 sq. ft.13-gallon large capacity fuel tankRuns up to 13 hours per tankMulti-fuel capable: 1-K kerosene, diesel, #1 & #2 fuel oil, JP-8, Jet-ADigital diagnostics & LED temperature indicatorBuilt-in thermostat and air pressure gauge600 CFM high-performance airflowOne-touch electric ignition and on/off switchUL listed motors, fuse-protected electrical systemFlat-free 10" cold weather tires and threaded axle systemExtension cord wrap and tank drain plugDual lift handles for portabilityIncludes lifetime motor warranty and free air filter kit