Select Page

Indirect-Fired Makeup Air Units – Weather-Rite

Call Us For Pricing & Sizing!

More SysTech Documentation:

Need heat in your plant this winter?
Make-Up Air Unit


Indirect fired (IDF) makeup air systems generate 100% clean air without the energy expenditure of an electric heater. IDF units use a secondary heat exchanger to separate breathable air from combustion air. The unique design of the IDF offers energy savings with simplified maintenance.

Performance Range: 3,500 to 57,000 CFM

Included Features:

  • Industrial drum and tube heat exchanger.
  • Welded unibody construction.
  • 100% outdoor makeup air or re-circulation.
  • Upright or horizontal, indoor or outdoor configurations.
  • ETL listed for the United States and Canada.


  • Evaporative or DX and chilled water cooling available.
  • All stainless steel heat exchanger construction.
  • External spring or neoprene pad vibration isolators.
  • Fused disconnect switch for single-point connection.
  • Two-position inlet and discharge dampers to control airflow.
  • Discharge heads and burners to deflect airflow in require direction.
  • Inlet hood with bird screen to prevent unwanted weather or debris in a horizontal unit.


There are no reviews yet.

Be the first to review “Indirect-Fired Makeup Air Units – Weather-Rite”

Additional Resources:

Literature 1: IDF Brochure

Literature 2: IDF Dimension & Performance

Literature 3: IDF IOM


Pin It on Pinterest

Call Now Button