Backdraft Damper, Vert/Horiz Mtg, 7 3/4 Sq
Mfr # 3HHL4
Zoro # G1070255
product price: $33.19
/eaKey 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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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
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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