Rough opening dia.12 1/2"
For use withVertical Mounted Exhaust Fans
Closure typeGravity
IncludedFelted Louvers For Quiet Operation
Overall dia.15"
Single acting/double actingSingle Acting
Shutter mounting positionVertical
Shutter mounting locationWall
Rough opening shapeSquare
Mounting hole di.1/4"
Pressure drop @ 1000 fpmNot Applicable
Max. air velocity2000 FPM
Opening typeGravity
For fuel typeNot Applicable
For duct shapeNot Applicable
Flange typeRear Flange
Airflow directionHorizontal
Damper typeStatic
Damper finishMill Finish
Blade typeFlat Blade
CounterbalancedNo
Blade seal materialFelt
Overall width15"
Connection typeNot Applicable
Blade orientationParallel Blades
Rough opening length12 1/2"
Open depth6 1/4"
Frame opening a12"
Rough opening width12 1/2"
Overall height15"
Frame opening b12"
Blade materialAluminum
Frame material thickness20 ga.
Blade material thickness26 ga.
Damper applicationBackdraft
Frame less flange12
Mounting hole dia.1/4"
Series502 Series
Switch actionNormally Closed
Max. ambient temp.180°F
TypeGravity Operated Single Panel
Closure velocity rating2000 FPM
Free area0.8 sq. ft.
Mounting positionVertical
No. of panels1
Max. pressure1 in. wc
Tie rod materialGalvanized Steel Frame And Tie Rods
Frame materialGalvanized Steel
ActionSingle Acting
Mounting locationWall
Flange width1 1/2"
Fits fan dia.12"
Frame depth2 1/4"
Overall square15"
Max. velocity2000 FPM
Bushing materialNylon, Stainless Steel
Bushing materialNylon, Stainless Steel