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Generac Mobile Products

MAC2.5ES Indirect Fired Heater

generac mac2.5es mobile indirect fired heater

The MAC2.5ES is a large, skid-drag mounted mobile indirect fired heater that is perfect for big construction sites and other large applications. This heater can duct 2,500,000 BTUs per hour up long distances with minimal loss of heat and air pressure. The rugged steel construction, large access doors, and push button controls means that this heater is easy to operate anywhere you need a lot of heat.


  • 2,500,000 BTUs
  • Air output volume of 12,000 CFM, delivered through a single 30 inch outlet
  • Temperature rise of 180?
  • 17.7 GPH normal operating fuel rate
  • Static pressure: 3 inches

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