This centrifugal upblast roof exhaust fan includes NEMA 1 junction box, and is made of aluminum. It features aluminum backward inclined and measures 21 inch width, 15⅛ inch height, 15⅛ inch depth. This centrifugal upblast roof exhaust fan is designed for use with: industrial and commercial buildings, schools. In addition, it has one phase, 60 Hz, is roof mountable, has three speeds, is direct drive, 431 cfm @ 0.125 in SP air flow, and 21 inch diameter, and 1/20 horsepower.
ApplicationIndustrial and Commercial Buildings, Schools
For Air TypeClean Air
Base Length19 in
Maximum Static Pressure1/2 in wc
Nameplate Voltage115V AC
Motor Horsepower1/20 hp
Number of Speeds3
Wheel MaterialAluminum
For High-Static Pressure ApplicationsNot For High-Static Pressure Applications
Includes Drive PackageDrive Package Included
Exhaust Airflow @ 0.500 in SP235 cfm
Maximum Inlet Air Temperature130 Degrees F
StandardsAMCA Sound and Air, UL/cUL 705
Airflow @ 0.000 in SP480 cfm
Brake Horsepower1/20 hp
Current2.0/1.6/1.3 A
Damper Size10 x 10 in
Exhaust Airflow @ 0.125 in SP431 cfm
Exhaust Airflow @ 0.375 in SP314 cfm
Frequency60 Hz
Housing Material FabricationSpun
IncludesNEMA 1 Junction Box
Maximum Fan Speed1,550 RPM
Mounting LocationRoof
Mount TypeRoof Curb
Overall Diameter21 in
Propeller Shaft Diameter1/2 in
Sound Level3.6 cfm @ 0.125 in SP and 5 ft, 4.2 cfm @ 0.250 in SP and 5 ft, 5.4 cfm @ 0.125 in SP and 5 ft, 5.5 cfm @ 0.250 in SP and 5 ft, 5.9 cfm @ 0.375 in SP and 5 ft, 7.2 cfm @ 0.250 in SP and 5 ft, 7.3 cfm @ 0.125 in SP and 5 ft, 7.3 cfm @ 0.375 in SP and 5 ft, 7.6 cfm @ 0.500 in SP and 5 ft, Fan RPM 1050 : 3.8 cfm @ 0.000 in SP and 5 ft, Fan RPM 1300 : 5.4 cfm @ 0.000 in SP and 5 ft, Fan RPM 1550 : 7.3 cfm @ 0.000 in SP and 5 ft
Wheel TypeBackward Inclined
Country of OriginUnited States
(subject to change)