CATEGORIES

Indirect Fired Heaters

Manufactured in North Dakota, MAC heaters are designed for the cold. The heat exchanger was designed by MAC and is constructed of stainless steal. The indirect heaters can run on diesel, propane or natural gas and some have dual-fuel options.


400 - 4,200,00 BTU's

Patent heat exchanger drives higher efficiency than competitors. | Exceeds all EPA standards. | Easy access doors for servicing and maintenance. | DOT approved. 

5 Item(s)

  • MAC800G Indirect Heater MAC800G

    Regular Price: $51,000.00

    Special Price $49,000.00

    The MAC 800G is our most popular design yet. The MAC 800G offers 800,000 BTU’s per hour (235 kW) of heat in a midsize heater platform mounted on a single axle trailer for ease of mobility on the job site. 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 MAC 800G is comprised of rugged, heavy-duty steel construction inside and out. Large doors provide easy access for service, maintenance, and operation.

    The MAC 800G has a temperature rise of up to 180 degrees Fahrenheit (82 degrees Celsius) and an air output volume of 3,900 cubic feet per minute at 3 inches of static pressure water column, delivered through two (2) 12 inch (304 mm) outlets. The heat exchanger is MAC designed and constructed of stainless steel. We offer simple to use, push button controls for ease of operation. Manufactured in North Dakota, U.S.A.

  • MAC 1.2G Indirect Heater MAC 1.2G

    Regular Price:

    $65,660.00

    The MAC 1.2G is a midsize heater platform offering industrial strength heating on a rugged dual axle designed trailer for ease of mobility. The MAC 1.2G 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 MAC 1.2G is comprised of rugged, heavy-duty steel construction inside and out. Large doors provide easy access for service, maintenance, and operation.

    The MAC 1.2G has a temperature rise of up to 180 degrees Fahrenheit (82 degrees Celsius) 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 MAC designed and constructed of stainless steel. We offer simple to use, push button controls for ease of operation. Manufactured in North Dakota, U.S.A.

  • MAC 2.5GG Indirect Heater MAC 2.5GG

    Regular Price:

    $141,990.00

    MAC Heaters | MAC 2.5GG Indirect Heater MAC 2.5GG

    2,500,000 BTU's of heat and 12,000 cubic feet per minute; but as impressive as those numbers are, what will really grab your attention is the reliability and efficiency built into a MAC heater. They just keep working, every day.

    The MAC 2.5GG goose neck trailer heater delivers 2,500,000 BTU’s per hour (733 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 to the targeted area. The MAC 2.5GG is comprised of rugged, heavy-duty steel construction inside and out. Large doors provide easy access for service, maintenance, and operation.

  • MAC 2.5ES Indirect Heater MAC 2.5ES

    Regular Price:

    $86,700.00

    The MAC 2.5ES is a relatively large platform, but slightly smaller than our MAC 4.2ES. The MAC 2.5ES delivers 2,500,000 BTU’s per hour (733 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 to the targeted area. The MAC 2.5ES is comprised of rugged, heavy-duty steel construction inside and out. Large doors provide easy access for service, maintenance, and operation.

    The MAC 2.5ES has a temperature rise of up to 180 degrees Fahrenheit (82 degrees Celsius) and an air output volume of 12,000 cubic feet per minute at 3 inches of static pressure, delivered through a single 30 inch outlet. The heat exchanger is MAC designed and constructed of stainless steel. We offer simple to use, push button controls for ease of operation. Manufactured in North Dakota, U.S.A.

  • MAC 4.2ES Indirect Fired Heaters MAC 4.2ES

    Regular Price:

    $132,130.00

    The MAC 4.2ES is currently our largest heater platform available. It delivers 4,200,000 million BTU’s per hour 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 for your largest projects. The MAC 4.2ES is comprised of rugged, heavy-duty steel construction inside and out. Large doors provide easy access for service, maintenance, and operation.

    The MAC 4.2ES has a temperature rise of up to 180 degrees Fahrenheit (82 degrees Celsius) and an air output volume of 21,000 cubic feet per minute at 3 inches of static pressure, delivered through a single 36 inch outlet. The heat exchanger is MAC designed and constructed of stainless steel. We offer simple to use, push button controls for ease of operation. Manufactured in North Dakota, U.S.A.

5 Item(s)