Centrifugal Downblast Exhaust Fans

Centrifugal Downblast Exhaust Fans

Roof-mounted centrifugal downblast exhaust fans include direct- and belt-driven fans. These models have backward-inclined centrifugal wheels. These fans are suitable for applications exhausting relatively clean air.

OVERVIEW

#

G

The model G is a direct drive, spun aluminum fan, designed for roof mounting on a curb for general, clean air exhaust applications. Units feature a spun aluminum housing and have certifications including seismic, high wind and hurricane.

  • 50 to 14,500 cfm
  • Up to 2.75 in. wg.
Certifications:

AMCA Sound and Air Performance

High Wind and Hurricane

Seismic

UL/cUL 705

#

GB

Use this belt drive centrifugal roof exhaust fan for general clean air applications where the air discharge is downward, toward the roof surface. The GB features a spun aluminum housing..

  • 70 to 44700 cfm
  • Up to 3.25 in. wg.
Certifications:

AMCA Sound and Air Performance

High Wind and Hurricane

Seismic

UL/cUL 705

#

LB

Model LB is a belt drive, fabra hood-style fan, designed for roof mounting in clean air exhaust applications, where height and aesthetics are a concern. The units feature a backward-inclined wheel, with a low silhouette housing.

  • 950 to 37500 cfm
  • Up to 2.125 in. wg.
Certifications:

AMCA Sound and Air Performance

UL/cUL 705

#

LBP

This belt drive, roof-mounted fan is ideal for clean air exhaust applications where aesthetics are a concern. An LBP features a backward-inclined wheel and a louvered penthouse style housing.

  • 925 to 37500 cfm
  • Up to 2.125 in. wg.
Certifications:

AMCA Sound and Air Performance

UL/cUL 705