Heater 170,000 BTU Commercial

On/off power switch. Built-in easy-to-read fuel gauge. All steel cabinet and fuel tank. Flame out shut-off. Overheat shut-off. U.L. listed. Large capacity motor. Air flow is 600 CFM. Built-in thermostat. Dual BTU output. Heavy duty pneumatic tires. Built in air pressure gauge. Dual lift handles. Extension cord wrap. Multi-fuel use (i.e. kerosene, diesel no.1 and no.2, JP8 and Jet A fuel). Heats up to 4000 square feet. 170000 BTUs.