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Industrial Air Handlers

When air is removed from a facility by a dust or fume collection exhaust system, it needs to be replaced with make-up air to prevent negative pressure within the building.  Negative building pressure is exhibited when doors are hard to open or where doors slam closed, creating a safety issue.  Negative pressure issues have been shown to affect ovens or furnace ignition and flame stability. Other air handling applications include heating or cooling of isolated interior plant offices or warehouse door heaters positioned at truck doors during the cold weather months.

For larger volume industrial facilities, where source capture is not an option, industrial air handlers are used to supply large amounts of outside air to dilute the interior building air quality to control levels of known non-critical contaminants.

SysTech, as required, will include in their ventilation design packages industrial heating, ventilation and air conditioning (HVAC) units, including custom air handlers and large air volume heating and cooling air turnover units.

Our Industrial HVAC products offer you:

  • Standard industrial grade equipment
  • Custom designs
  • Indoor or rooftop
  • Multiple air filtration efficiency options
  • Responsible energy reduction

Industrial Air Handlers Gallery


Expected Air Handling Unit Performance


Our standard equipment includes:

  • Direct-fired make-up air units to 85,000 CFM
  • Indirect-fired make-up air units to 57,000 CFM
  • Air turnover (air rotation) units to 100,000 CFM

Air Handling Unit Terminology


  • Make-Up Air
  • Air Rotation
  • Evaporative, DX or chilled water cooling
  • Door heaters
  • Gas or electric heating
  • Heat recovery

Air Handling Unit Equipment Manufacturers


We represent the most trusted manufacturers, and offer a full selection of products to meet most industrial HVAC applications.

Hartzell Air Movement
Hartzell manufactures innovative and efficient air moving products that are known for exceptional quality and reliability.  Spot heating gas-fired make-up air units are available to 28,000 CFM with door heaters to 7,900 CFM and steam unit heaters to 8,000 CFM.

Weather-Rite LLC
Weather-Rite LLC offers a wide range of industrial HVAC equipment. Engineered products available include direct-fired make-up air equipment, indirect-fired make-up air units, custom air handlers, roof top units, air turnover units and gas-fired warm air unit heaters.

Turn to the Industrial HVAC experts.  Let SysTech be your source for industrial HVAC systems, offering all the key components of an engineered industrial HVAC system.

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