Damper Properties
Damper Purpose
Damper Type
Material Type
Frame Depth
Blade Style
Blade Action
Blade Depth
Temperature Rating
Air Performance Stats
Air Velocity (fpm)
Static Pressure (in. w.g.)
Pressure Drop (in. w.g. @ 1000 fpm)
Damper Sizing
Max Single Panel Size
Model: 225-B
Damper Type: Backdraft - Backdraft
Material: Aluminum
Blade Type: Single Thickness - Parallel Action
Model: 354
Damper Type: Balancing - Multi-Zone
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action
Model: 356
Damper Type: Balancing - Multi-Zone
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action
Model: 356-12
Damper Type: Balancing - Multi-Zone
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action
Model: 580-BD
Damper Type: Industrial - Backdraft
Material: Fabricated Steel
Blade Type: Single Thickness - Single Action
Model: A11
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Single Thickness - Single Action
Model: A28-29
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Airfoil - Parallel / Opposed Action
Model: AD1/AD2
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Single Thickness - Parallel / Opposed Action
Model: AD5/AD6
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Airfoil - Parallel / Opposed Action
Model: AF53
Damper Type: Volume Control - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action
Model: D1770
Damper Type: Volume Control - Steel
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action
Model: D182
Damper Type: Volume Control - Steel
Material: Stainless Steel
Blade Type: Single Thickness - Parallel / Opposed Action
Model: D260DW
Damper Type: Volume Control - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action
Model: D335
Damper Type: Backdraft - Backdraft
Material: Aluminum
Blade Type: Single Thickness - Parallel Action
Model: D388
Damper Type: Backdraft - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action
Model: D389
Damper Type: Backdraft - Round
Material: Aluminum
Blade Type: Single Thickness - Single Action
Model: D390
Damper Type: Backdraft - Round
Material: Stainless Steel
Blade Type: Single Thickness - Single Action
Model: D395
Damper Type: Volume Control - Steel
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action
Model: D503
Damper Type: Backdraft - Backdraft
Material: Stainless Steel
Blade Type: Single Thickness - Parallel Action
Model: DID200
Damper Type: Volume Control - Steel
Material: Galvanized Steel
Blade Type: Insulated - Parallel Action
Model: GB1/GB2
Damper Type: Balancing - Steel
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action
Model: GD1 / GD2
Damper Type: Volume Control - Steel
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action
Model: GD26 / GD27
Damper Type: Volume Control - Steel
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action
Model: GI30
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action
Model: GI33
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action
Model: GI34
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action
Model: GI41
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action
Model: GI42
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action
Model: GI43
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action
Model: GI50
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action
Model: GI51
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action
Model: GI54
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action
Model: GI55
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action
Model: GI80
Damper Type: Industrial - Round
Material: Fabricated Steel
Blade Type: Single Thickness - Single Action
Model: GI81
Damper Type: Industrial - Round
Material: Fabricated Steel
Blade Type: Single Thickness - Single Action
Model: GI850
Damper Type: Backdraft - Backdraft
Material: Aluminum
Blade Type: Tear-drop - Parallel Action
Model: L111
Damper Type: Balancing - Steel
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action
Model: L112
Damper Type: Volume Control - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action
Model: L517 / L518
Damper Type: Volume Control - Steel
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action
Model: L545INS
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action
Model: L56
Damper Type: Volume Control - Round
Material: Aluminum
Blade Type: Airfoil - Parallel / Opposed Action
Model: L70
Damper Type: Volume Control - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action
Model: L70GL
Damper Type: Volume Control - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action
Model: L70R
Damper Type: Volume Control - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action
Model: L75
Damper Type: Volume Control - Round
Material: Aluminum
Blade Type: Single Thickness - Single Action
Model: L80
Damper Type: Volume Control - Round
Material: Stainless Steel
Blade Type: Single Thickness - Single Action
Model: L85
Damper Type: Volume Control - Round
Material: Aluminum
Blade Type: Pin-Lock - Parallel / Opposed Action
Model: PR55
Damper Type: Backdraft - Backdraft
Material: Aluminum
Blade Type: Single Thickness - Parallel Action
Model: PR66
Damper Type: Backdraft - Backdraft
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel Action
Model: PRI4
Damper Type: Backdraft - Backdraft
Material: Galvanized Steel
Blade Type: Tear-drop - Parallel Action
Model: PRI9
Damper Type: Backdraft - Backdraft
Material: Galvanized Steel
Blade Type: Tear-drop - Parallel Action
Model: PRL
Damper Type: Backdraft - Backdraft
Material: Aluminum
Blade Type: Single Thickness - Parallel Action
Model: T28B
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Insulated Airfoil - Parallel / Opposed Action
Model: T28B4
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Insulated Airfoil - Parallel / Opposed Action
Model: T28B4I
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Insulated Airfoil - Parallel / Opposed Action
Model: T28BI
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Insulated Airfoil - Parallel / Opposed Action
Model: T29B
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Insulated Airfoil - Parallel / Opposed Action
Model: T29B4
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Insulated Airfoil - Parallel / Opposed Action
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