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Roof Mount Units

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Direct Drive Centrifugal Upblast/Wall Fan

CDU Models - Direct Drive

Engineered for both roof and wall mounting, these fans provide a compact, quiet, and versatile solution for industrial and commercial applications.

With a non-overloading backward-inclined wheel and direct-drive motor, the CDU series ensures long-term reliability with minimal maintenance. Integrated rubber vibration isolators keep operation quiet, while variable speed control allows precise airflow adjustments to suit your space.

Features:Β 

  • High vertical dischargeΒ prevents re-circulation for cleaner airflow
  • Emergency disconnect switchΒ for safe operation
  • Compact, space-saving designΒ simplifies installation
  • Quiet operationΒ thanks to vibration isolators
  • Durable constructionΒ built for long-term reliability
  • 1-year warrantyΒ for peace of mind

Centrifugal Direct Drive Exhaust Fan

CDD Models - Direct Drive

Engineered for high-performance ventilation in industrial and commercial spaces, Airmaster’s CDD Centrifugal Direct Drive Exhaust Fans deliver powerful airflow quietly and reliably. Designed for durability and efficiency, these fans handle higher static pressures without sacrificing smooth, consistent operation.

Features:Β 

  • Quiet operationΒ even at higher static pressures
  • Standard bird screenΒ protects against debris
  • Emergency disconnect switchΒ for quick, safe shutdown
  • 115V, 1-phase, open drip-proof motorΒ built for durability
  • Variable speed controlΒ allows flexible airflow adjustments
  • 1-year warrantyΒ for peace of mind

Propeller Rooftop Exhaust Fan

ARD Models - Direct Drive

Designed for roof mounting, the ARD series combines expert construction with practical features to make installation and operation simple. The spun aluminum housing and aluminum-bladed propellers ensure long-lasting performance, while integral vibration isolators minimize noise and stress on the structure.

Features:Β 

  • Standard bird screenΒ protects your fan from debris and wildlife.
  • Emergency disconnect switchΒ for quick and safe shutdown.
  • Direct-drive designΒ reduces maintenance by eliminating belts.
  • 1-year warrantyΒ gives peace of mind with every purchase.

Upblast Propeller Roof Ventilator - Belt Drive

UPB Models - Belt Drive

Features:

  • Ideal for general ventilation
  • Discharge heat, fumes, and moisture high above the roof
  • Totally enclosed motor
  • Includes magnetic latches on dampers that minimize flutter when the fan is not in operation

Upblast Propeller Roof Ventilator - Direct Drive

UP Models - Direct Drive

Features:

  • Ideal for general ventilation
  • Discharge heat, fumes, and moisture high above the roof
  • Totally enclosed motor
  • Includes magnetic latches on dampers that minimize flutter when the fan is not in operation

Gravity Relief Vents

EGRV Models

Non-powered Relief Vent (Unit has no motor)