Air Control Dampers
Round Back Draft Damper 4" 5" 6" 8" 10" 12"
Model RSK
Round Backdraft Dampers
Spring Loaded Closure
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butterfly damper 6" 8" 10" 12" 14"
Butterfly Damper
Fits on most 24x24 T-Bar Diffusers
Includes plastic T-Handle
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radial damper 6" 8" 10" 12"  
Radial Damper
Fits on most 24x24 T-Bar
Screwdriver Operated
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round motorized damper 6" 8" 10" 12"  
Round Motorized Damper
24 Volt
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square air control dampers 10x10 12x12 16x16 18x18  
20x20 24x24 30x30 36x36  
Square Backdraft Damper Channel Mount
Use the 9222AL as a backdraft damper in ductwork.
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square intake dampers 10x10 12x12 14x14 16x16 18x18
20x20 24x24 30x30 36x36  
Square Intake Damper with Flange
Use the 9222FAL as a intake damper on ceilings or walls.
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Round Back Draft Damper Model OBD
Opposed Blade Dampers
Screwdriver Operated
Over 100 sizes available
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