Indirect Gas-Fired Make-up Air Units
Indirect Gas-Fired Make-up Air Units

Indirect gas-fired heating make-up air units feature 80% total efficient furnaces offering both staged and modulating options to 16:1.

Indirect Gas-Fired Make-up Air Units

Indirect gas-fired heating make-up air units feature 80% total efficient furnaces offering both staged and modulating options to 16:1.

Indirect Gas-Fired Make-up Air Units
OVERVIEW
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IG

Model IG sets the standard for an efficient approach to tempered make-up air applications. Variable air volume options are available in addition to constant volume, 100% outdoor air operation. Configurable model IG has multiple intake and filtering options and allows for optional evaporative cooling.

  • 800 to 7,000 cfm and 2 in. wg
  • Up to 400,000 BTU/hr.
  • 4:1 electronic modulation
  • ETL listed
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IGX

Model IGX is a highly configurable indirect gas-fired heating system. The unit has a modular design for maximum flexibility. Recirculation and VAV options are available in addition to constant volume, 100% outdoor air operation. The IGX has heating, cooling, and airflow capacities to provide make-up air across a broad range of applications.

  • 800 to 15,000 cfm and 3 in. wg
  • Up to 1,200,000 BTU/hr.
  • Cooling options: packaged direct expansion, split direct expansion, chilled water, or evaporative cooling
  • 16:1 electronic modulation per furnace
  • ETL listed