Roof Fans Direct Drive Centrifugal

Quietly exhaust air, smoke or fumes and allow clean, fresh air in from the outdoors. Exhaust heat and humidity from attics, storage rooms and many other areas. This low profile fan mounts to roof or wall. Centrifugal Direct Drive Fans are designed to pull more air under higher static pressures. The efficient, balanced wheel and air inlet design contribute to maintaining low noise levels and extended motor life. These fans are especially suited for installation in hospitals, schools, motels and hotels, auditoriums, office buildings and light industrial areas.
roof fan down blast
Spun aluminum housing for rust-free, weather resistant durability.
Standard bird screen.
Non overloading backward inclined wheels, blades and inlets fabricated from 1100-H14 aluminum.
All sizes can be wall mounted.
Wire conduit to provide a clear channel for electrical connections.
Safety Disconnect.
Variable speed control.
AMCA Certified

405 cfm max.SP: 0.875" wg. maximum @ standard air density - Roof Opening 13"
Down Blast High Speed Direct Drive Centrifugal Downblast Exhaust Fan 9" wheel Motor .08 HP 1-Ph 115VAC 1600 RPM Size 14"H x 19"W x 19"D Wt.30 lbs.

764 cfm max.SP: 0.875" wg. maximum @ standard air density - Roof Opening 13"
Down Blast High Speed Direct Drive Centrifugal Downblast Exhaust Fan 10-1/2 " wheel Motor .18 HP 1-Ph 115VAC 1400 RPM Size 16.25"H x 19"W x 19"D Wt.36 lbs.

861 cfm max.SP: 0.5" wg. maximum @ standard air density - Roof Opening 16"
Down Blast High Speed Direct Drive Centrifugal Downblast Exhaust Fan 11-3/4" wheel Motor 1/4HP 1-Ph 115VAC 1075 RPM Size 19"H x 21 "W x 21"D Wt.30 lbs.

1329 cfm max.SP: 1.0" wg. maximum @ standard air density - Roof Opening 16"
Down Blast High Speed Direct Drive Centrifugal Downblast Exhaust Fan 9" wheel Motor 1/3 HP 1-Ph 115VAC 1700 RPM Size 20"H x 21"W x 21"D Wt.45 lbs.

2564 cfm max.SP: 1.0" wg. maximum @ standard air density - Roof Opening 16"
Down Blast High Speed Direct Drive Centrifugal Downblast Exhaust Fan 13-3/4 " wheel Motor 1/2 HP 1-Ph 115VAC 1650 RPM Size 22"H x 21"W x 21"D Wt.50 lbs.

2557 cfm max.SP: 1.05" wg. maximum @ standard air density - Roof Opening 20"
Down Blast High Speed Direct Drive Centrifugal Downblast Exhaust Fan 15-3/4 " wheel Motor 3/4 HP 1-Ph 115VAC 1075 RPM Size 23-3/8"H x 24-3/4""W x 24-3/4"D Wt.60 lbs.

3396 cfm max.SP: 1.05" wg. maximum @ standard air density - Roof Opening 20"
Down Blast High Speed Direct Drive Centrifugal Downblast Exhaust Fan 15-3/4 " wheel Motor 3/4 HP 1-Ph 115VAC 1650 RPM Size 23-3/8"H x 24-3/4""W x 24-3/4"D Wt.60 lbs.

*CFM (Cubic Feet of Air per Minute) will vary due to temperature, humidity and viscosity of the air.
Performance ratings stated are from manufacturer's advertised specifications and are not test results from these units. While Stocks Last. Subject to Prior Sale. The stock being offered is discontinued will not be replenished after depleted from inventory.
See Terms page before purchasing.

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see Explosion proof Exhaust Fans
see Exhaust Fans
see Axial Down-Blast Roof Fans
see Centrifugal Up-Blast Roof Fans

Roof Mount Exhaust Fans for Industrial / Commercial