This centrifugal downblast roof exhaust fan includes NEMA 1 junction box, and is made of aluminum. It features fresh outside air is drawn in under the motor cover to maximize motor life, and more and measures 24⅞ inch width, 26⅝ inch height, 24⅜ inch length, and it is not speed controllable. This centrifugal downblast roof exhaust fan is designed for use with: industrial and commercial buildings. In addition, it is roof mountable, 2,093 cfm air flow, and 24⅜ inch diameter, and ½ max hor
Technical Specs
ItemExhaust Fan
AssemblyUnassembled
Wheel Diameter13 in
Base Width19 in
Minimum Airflow907 cfm
Maximum Motor Horsepower1/2 hp
Minimum Motor Speed1,395 RPM
Maximum Static Pressure1 1/2 in wc
StandardsAMCA Sound and Air, UL/cUL 705
Wheel MaterialAluminum
Overall Diameter24 3/8 in
Overall Length24 3/8 in
Includes Drive PackageDrive Package Not Included
ApplicationIndustrial and Commercial Buildings
Bearing TypeSealed Pillow Block
Compatible Curb Manufacturer Part Number2RB75, 2ZV82
Cutout Size14.5 in L x 14.5 in W
Electrical ConnectionPower Cord
Housing Length24.4 in
Housing Width24.4 in
Maximum Ambient Temperature180 Degrees F
Maximum Inlet Air Temperature180 Degrees F
Noise Level @ 0.000 in SP @ 5 ft12.5 sones
Propeller Shaft Diameter3/4 in
Safety FeaturesBird Screen, Wind Band
Spark Resistant Construction TypeA
Wheel TypeBackward Inclined
Drive TypeBelt Drive
Mounting LocationRoof
Base Length19 in
Base ShapeSquare
Maximum Airflow2,093 cfm
Minimum Motor Horsepower1/4 hp
Maximum Motor Speed1,725 RPM
For High-Static Pressure ApplicationsNot For High-Static Pressure Applications
For Air TypeClean Air
Housing MaterialAluminum
Overall Height26 5/8 in
Overall Width24 7/8 in
Includes MotorWithout Motor
Base Height1.8 in
Brake Horsepower13/50 hp
Cutout Length14.5 in
Damper Size12 in x 12 in
FeaturesFresh Outside Air is Drawn in Under the Motor Cover to Maximize Motor Life, NEMA 1 Junction Box Located in Motor Enclosure, Optional NEMA 1 and 4 Disconnects Available
Housing Material FabricationSpun
IncludesNEMA 1 Junction Box
Maximum Fan Speed1,725 RPM
Mount TypeRoof Curb
Number of Speeds1
Resistance PropertiesWeather Resistant
Sound LevelFan RPM 1,395: 12.5 sones @ 0.000 in SP and 5 ft, 12.4 sones @ 0.125 in SP and 5 ft, 12.3 sones @ 0.250 in SP and 5 ft, 12.2 sones @ 0.375 in SP and 5 ft, 12.0 sones @ 0.500 in SP and 5 ft, 11.7 sones @ 0.625 in SP and 5 ft, 11.5 sones @ 0.750 in SP and 5 ft, 11.4 sones @ 0.875 in SP and 5 ft, 11.3 sones 1.000 in SP and 5 ft, Fan RPM 1,550: 14.6 sones @ 0.000 in SP and 5 ft, 14.5 sones @ 0.125 in SP, 14.3 sones @ 0.250 in SP and 5 ft, 14.2 sones @ 0.375 in SP and 5 ft, 14.0 sones @ 0.500 in SP and 5 ft, 13.8 sones @ 0.625 in SP and 5 ft, 13.5 sones @ 0.750 in SP and 5 ft, 13.0 sones @ 0.875 in SP and 5 ft, 12.9 sones @ 1.000 in SP and 5 ft, 12.4 sones @ 1.250 in SP and 5 ft, Fan RPM 1,725: 17.4 sones @ 0.000 in SP and 5 ft, 17.2 sones @ 0.125 in SP and 5 ft, 17.0 sones @ 0.250 in SP and 5 ft, 16.8 sones @ 0.375 in SP and 5 ft, 16.7 sones @ 0.500 in SP and 5 ft, 16.4 sones @ 0.625 in SP and 5 ft, 16.2 sones @ 0.750 in SP and 5 ft, 16.0 sones @ 0.875 in SP and 5 ft, 15.5 sones @ 1.000 in SP and 5 ft, 14.9 sones @ 1.250 in SP and 5 ft, 14.0 sones @ 1.500 in SP and 5 ft
Speed ControllableNot Speed Controllable
Country of OriginUnited States
(subject to change)