Products – Heaters


MAC1.2G Indirect Fired Heater

Model: MAC1.2G

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About the MAC1.2G Indirect Fired Heater

The MAC1.2G is a midsize heater platform offering industrial strength heating on a rugged dual axle designed trailer for ease of mobility. The MAC1.2G delivers 1,200,000 BTU’s per hour (352 kW/hr) of heat. It is an indirect diesel fired heater that provides clean, safe, and reliable air flow capable of ducting long distances with minimal loss of air pressure or outlet temperature. The MAC1.2G is comprised of rugged, heavy-duty steel construction inside and out. Large doors provide easy access for service, maintenance, and operation.

The MAC1.2G has a temperature rise of up to 180° F (82° C) and an air output volume of 6,500 cubic feet per minute at 3 inches of static pressure, delivered through a single 20 inch outlet. The heat exchanger is designed and constructed of stainless steel. We offer simple to use, push button controls for ease of operation.

Features & Benefits



  • 1,200,000 BTU/hr (352 kW/hr)
  • Output Air Volume: 6,500 CFM @ 3" static pressure
  • Normal Operating Fuel Rate: 10.2 GPH (38.5 lph)



  • Burner fuel source
    • Diesel
  • Trailer mounted 
  • Skid mounted
  • Self-contained 



  • Burner fuel source
    • Propane
    • Natural gas
    • Dual fuel
  • Modulating burner
  • Skid mounted
  • Custom paint
  • Optional outlet duct sizes