4" Damper
We have the 4" damper you need to get the job done right.
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Key Features:
- Item: Steel Backdraft Damper
- Accessory Type: Steel Backdraft Damper,4"
- Package Quantity: 1
Key Features:
- Duct Fitting Duct Size: 4"
- Width: 6 in
- For Use With: Greenseam Duct system
Key Features:
- Item: Inline Backdraft Damper,4"
- Accessory Type: Inline Backdraft Damper,4"
- Package Quantity: 1
Key Features:
- Item: Connecting Link,3/8",8800 lb.
- Package Quantity: 1
Key Features:
- Item: 6"dia Aluminum Backdraft Damper
- Overall Height: 3 1/2 in
- Closure Type: Spring
Key Features:
- Item: 33"H-W 5.75"L Alu Wall Backdraft Dampr
- Shutter Mounting Position: Vertical
- Shutter Mounting Location: Wall
Key Features:
- Item: 15.8"H-W 4.5"L Alu Spring Bkdrft Dampr
- Type: No Flange, Horizontal or Vertical Mount
- Damper Size (In.): 15-3/4 x 15-3/4
Key Features:
- Item: 7.75"H-W 4.5"L Aluminum Backdraft Damper
- Type: No Flange, Horizontal or Vertical Mount
- Damper Size (In.): 7-3/4 x 7-3/4
Key Features:
- Item: 17"H-W 6"L Aluminum Backdraft Damper
- Shutter Mounting Position: Vertical
- Shutter Mounting Location: Wall
Key Features:
- Item: 27"H-W 5.75"L Alu Wall Exhaust Shutter
- Shutter Mounting Position: Vertical
- Shutter Mounting Location: Wall
Key Features:
- Item: 19.8"H-W 4.5"L Alu Spring Bkdrft Dampr
- Type: No Flange, Horizontal or Vertical Mount
- Damper Size (In.): 19-3/4 x 19-3/4
Key Features:
- Item: Steel Backdraft Damper
- Accessory Type: Steel Backdraft Damper,8"
- Package Quantity: 1
Key Features:
- Item: 15"H-W 6"L Aluminum Wall Backdraft Dampr
- Shutter Mounting Position: Vertical
- Shutter Mounting Location: Wall
Key Features:
- Item: 21"H-W 6"L Aluminum Wall Backdraft Dampr
- Shutter Mounting Position: Vertical
- Shutter Mounting Location: Wall
Key Features:
- Item: 20 Inch Backdraft Damper
- Construction Material: Steel
- Includes: Automatic Gravity Shutter