FRD Inline duct fans

Low to moderate airflow rectangular fans for various applications

  • Hinged access door for easy service access

  • Quick access to exterior mount terminal box

  • Built-in thermal overload protection with automatic reset

  • Operable in airstream temperatures up to 140°F

  • CSA, UL, and AMCA Air & Sound certified

  • 5-year warranty




Convenient Service Access

The hinged access door enables easy access for servicing. It minimizes downtime and ensures efficient operation over time.

Easy Installation

These inline duct fans offer installation flexibility, as they can be mounted at any angle or direction within the ductwork.

Space-Efficient Design

Designed as low-profile fans for supply or exhaust air systems in multi-family and commercial buildings.

High Performance

High-performance motorized impellers ensure high fan efficacy (up to 5.9 cfm/W).