Backdraft Damper, Vert/Horiz Mtg, 7 3/4 Sq
- Mfr # 3HHL4
- Zoro # G1070255
product price:Â
$
34.89
/ea
Key Features
Type
No Flange, Horizontal or Vertical Mount
Damper Size (In.)
7-3/4 x 7-3/4
Overall Size (In.)
7-3/4 x 7-3/4
Construction Material
G-90 Galvanized Steel Frame and Aluminum Blades
Outside Flange (In.)
7-3/4 x 7-3/4
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Specifications
Product Information
- MFR #
- 3HHL4
- Zoro #
- G1070255
- UPC #
- 190735289518
- Country of Origin
- United States
Dimensions
- Damper Size (In.)
- 7-3/4 x 7-3/4
- Overall Size (In.)
- 7-3/4 x 7-3/4
- Overall Length
- 4 1/2 in
- Overall Height
- 7 3/4 in
- Overall Width
- 7 3/4 in
- For Nominal Duct Diameter
- 8 in
- Frame Depth
- 2 in
- Rough Opening Width
- 8 in
- Rough Opening Diameter
- 8 in
- Frame Material Thickness
- 20 ga
- Rough Opening Length
- 8 in
- Fits Fan Diameter
- 8 in
- Blade Material Thickness
- 26 ga
- Wire Rope Length
- 4 1/2 in
- Length
- 4 1/2 in
Description
7.75 In.H-W 4.5 In.L Aluminum Backdraft Damper, Damper Application Backdraft, For Nominal Duct Diameter 8 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 7 3/4 in, Rough Opening Diameter 8 in, Rough Opening Shape Square, Fits Fan Diameter 8 in, For Duct Shape Square, Free Area 0.3 sq ft, Overall Width 7 3/4 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 8 in, Maximum Pressure 1 in wc
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