This centrifugal upblast roof exhaust fan includes NEMA 1 junction box, and is made of aluminum. It features air handling quality bearings meet L10-100,000 hour minimum and measures 28⅞ inch width, 26⅜ inch height, 28⅛ inch depth, and it is not speed controllable. This centrifugal upblast roof exhaust fan is designed for use with: industrial and commercial buildings, restaurants, schools. In addition, it is roof mountable, 3,066 cfm air flow, and 24⅞ inch diameter, and 1 horsepower maxim
Technical Specs
ItemRoof Exhaust Fan
Drive TypeBelt Drive
Base Length22 in
Base ShapeSquare
Maximum Airflow3,066 cfm
Maximum Motor Horsepower1 hp
Maximum Motor Speed1,725 RPM
AssemblyUnassembled
Wheel MaterialAluminum
Mounting LocationRoof
Maximum Inlet Air Temperature300 Degrees F
Overall Height26 3/8 in
Includes MotorWithout Motor
Bearing TypeSealed Pillow Block
Compatible Curb Manufacturer Part Number24Y860, 2RB75-2RB77, 2RB79-2RB82, 2ZV82-2ZV85
Cutout Size17.5 in L x 17.5 in W
Electrical ConnectionPower Cord
Housing Length28.9 in
Housing Width28.9 in
Maximum Ambient Temperature300 Degrees F
Maximum Noise Level @ 5 Feet14.2 sones
Mount TypeRoof Curb
Overall Depth28 1/8 in
Overall Width28 7/8 in
Safety FeaturesFully Rolled Wind Band
Speed ControllableNot Speed Controllable
ApplicationIndustrial and Commercial Buildings, Restaurants, Schools
Wheel Diameter14 3/4 in
Base Width22 in
Maximum Static Pressure1 3/4 in wc
Minimum Airflow998 cfm
Minimum Motor Horsepower1/4 hp
Minimum Motor Speed1,105 RPM
Housing MaterialAluminum
For High-Static Pressure ApplicationsNot For High-Static Pressure Applications
Sound LevelFan RPM 1,105 : 10.9 sones @ 0.000 in SP and 5 ft, 10.8 sones @ 0.125 in SP and 5 ft, 10.6 sones @ 0.250 in SP and 5 ft, 10.3 sones @ 0.375 in SP and 5 ft, 10.0 sones @ 0.500 in SP and 5 ft, 9.9 sones @ 0.625 in SP and 5 ft, 9.6 sones @ 0.750 in SP and 5 ft, Fan RPM 1,210 : 12.2 sones @ 0.000 in SP and 5 ft, 12.2 sones @ 0.125 in SP and 5 ft, 11.7 sones @ 0.250 in SP and 5 ft, 11.6 sones @ 0.375 in SP and 5 ft, 11.2 sones @ 0.500 in SP and 5 ft, 11.0 sones @ 0.625 in SP and 5 ft, 10.9 sones @ 0.750 in SP and 5 ft, 10.6 sones @ 0.875 in SP and 5 ft, Fan RPM 1,390 : 14.9 sones @ 0.000 in SP and 5 ft, 14.7 sones @ 0.125 in SP and 5 ft, 14.2 sones @ 0.250 in SP and 5 ft, 13.2 sones @ 0.375 in SP and 5 ft, 12.9 sones @ 0.500 in SP and 5 ft, 12.5 sones @ 0.625 in SP and 5 ft, 12.1 sones @ 0.750 in SP and 5 ft, 11.4 sones @ 0.875 in SP and 5 ft, 11.0 sones @ 1.000 in SP and 5 ft, Fan RPM 1,595 : 20.0 sones @ 0.000 in SP and 5 ft,19.0 sones @ 0.125 in SP and 5 ft, 18.5 sones @ 0.250 in SP and 5 ft, 19.5 sones @ 0.375 in SP and 5 ft, 16.1 sones @ 0.500 in SP and 5 ft, 14.2 sones @ 0.625 in SP and 5 ft, 13.3 sones @ 0.750 in SP and 5 ft, 12.6 sones @ 0.875 in SP and 5 ft, 12.3 sones @ 1.000 in SP and 5 ft, 12.6 sones @ 1.250 in SP and 5 ft, 11.6 sones @ 1.500 in SP and 5 ft, Fan RPM 1,725 : 26.0 sones @ 0.000 in SP and 5 ft, 23.0 sones @ 0.125 in SP and 5 ft, 22.0 sones @ 0.250 in SP and 5 ft, 24.0 sones @ 0.375 in SP and 5 ft, 24.0 sones @ 0.500 in SP and 5 ft, 18.0 sones @ 0.625 in SP and 5 ft, 15.1 sones @ 0.750 in SP and 5 ft, 14.1 sones @ 0.875 in SP and 5 ft, 13.4 sones @ 1.000 in SP and 5 ft, 14.3 sones @ 1.250 in SP and 5 ft, 13.8 sones @ 1.500 in SP and 5 ft, 13.8 sones @ 1.750 in SP and 5 ft
Wheel TypeBackward Inclined
Country of OriginUnited States
(subject to change)