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: 128
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Single Thickness - Single 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: A1770
Damper Type: Volume Control - Steel
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action

Model: A182
Damper Type: Volume Control - Steel
Material: Stainless Steel
Blade Type: Single Thickness - Parallel / Opposed Action

Model: A225-B
Damper Type: Backdraft - Backdraft
Material: Aluminum
Blade Type: Single Thickness - Parallel Action

Model: A260DW
Damper Type: Volume Control - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action

Model: A335
Damper Type: Backdraft - Backdraft
Material: Aluminum
Blade Type: Single Thickness - Parallel Action

Model: A388
Damper Type: Backdraft - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action

Model: A389
Damper Type: Backdraft - Round
Material: Aluminum
Blade Type: Single Thickness - Single Action

Model: A390
Damper Type: Backdraft - Round
Material: Stainless Steel
Blade Type: Single Thickness - Single Action

Model: A395
Damper Type: Volume Control - Steel
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action

Model: A503
Damper Type: Backdraft - Backdraft
Material: Stainless Steel
Blade Type: Single Thickness - Parallel Action

Model: A545INS
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action

Model: A56
Damper Type: Volume Control - Round
Material: Aluminum
Blade Type: Airfoil - Parallel / Opposed Action

Model: A580-BD
Damper Type: Industrial - Backdraft
Material: Fabricated Steel
Blade Type: Single Thickness - Single Action

Model: A70
Damper Type: Volume Control - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action

Model: A70GL
Damper Type: Volume Control - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action

Model: A70R
Damper Type: Volume Control - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action

Model: A75
Damper Type: Volume Control - Round
Material: Aluminum
Blade Type: Single Thickness - Single Action

Model: A80
Damper Type: Volume Control - Round
Material: Stainless Steel
Blade Type: Single Thickness - Single Action

Model: A85
Damper Type: Volume Control - Round
Material: Aluminum
Blade Type: Pin-Lock - Parallel / Opposed Action

Model: AB1/AB2
Damper Type: Balancing - Steel
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action

Model: AC1 / AC2
Damper Type: Volume Control - Steel
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action

Model: AC111
Damper Type: Balancing - Steel
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action

Model: AC112
Damper Type: Volume Control - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action

Model: AC411
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action

Model: AC412
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action

Model: AC51/AC52
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Airfoil - Parallel / Opposed Action

Model: AC515 / AC516
Damper Type: Volume Control - Steel
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action

Model: AC517 / AC518
Damper Type: Volume Control - Steel
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action

Model: AC525-AC526
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Airfoil - Parallel / Opposed Action

Model: AC53/AC54
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Single Thickness - Parallel / Opposed Action

Model: AC530
Damper Type: Volume Control - Round
Material: Galvanized Steel
Blade Type: Single Thickness - Single Action

Model: AC580
Damper Type: Industrial - Round
Material: Fabricated Steel
Blade Type: Single Thickness - Single Action

Model: AC581
Damper Type: Industrial - Round
Material: Fabricated Steel
Blade Type: Single Thickness - Single Action

Model: AID200
Damper Type: Volume Control - Steel
Material: Galvanized Steel
Blade Type: Insulated - Parallel Action

Model: BID4
Damper Type: Backdraft - Backdraft
Material: Galvanized Steel
Blade Type: Tear-drop - Parallel Action

Model: BID8
Damper Type: Backdraft - Backdraft
Material: Aluminum
Blade Type: Tear-drop - Parallel Action

Model: BID9
Damper Type: Backdraft - Backdraft
Material: Galvanized Steel
Blade Type: Tear-drop - Parallel Action

Model: BS55
Damper Type: Backdraft - Backdraft
Material: Aluminum
Blade Type: Single Thickness - Parallel Action

Model: BS66
Damper Type: Backdraft - Backdraft
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel Action

Model: BSL
Damper Type: Backdraft - Backdraft
Material: Aluminum
Blade Type: Single Thickness - Parallel Action

Model: ID30
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action

Model: ID41
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action

Model: ID42
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action

Model: ID43
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Single Thickness - Parallel / Opposed Action

Model: ID50
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action

Model: ID51
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action

Model: ID54
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action

Model: ID55
Damper Type: Industrial - Industrial
Material: Galvanized Steel
Blade Type: Airfoil - Parallel / Opposed Action

Model: TB58
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Insulated Airfoil - Parallel / Opposed Action

Model: TB584
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Insulated Airfoil - Parallel / Opposed Action

Model: TB584I
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Insulated Airfoil - Parallel / Opposed Action

Model: TB58I
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Insulated Airfoil - Parallel / Opposed Action

Model: TB59
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Insulated Airfoil - Parallel / Opposed Action

Model: TB594
Damper Type: Volume Control - Aluminum
Material: Aluminum
Blade Type: Insulated Airfoil - Parallel / Opposed Action