42 in 45"H-W 5.75"L Aluminum Backdraft Damper, 42-1/2 in x 42-1/2 in, Aluminum
Mfr # 3C311
Zoro # G1483815
product price:Â $264.99
/ea
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Key Features
Shutter Mounting Position
Vertical
Shutter Mounting Location
Wall
Shutter Construction Material
Extruded Aluminum Frame and G-90 Galvanized Tie Rods
Shutter Free Area
10.253 sq ft
Shutter Opening Required
42-1/2 in x 42-1/2 in
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Product Information
MFR #
3C311
Zoro #
G1483815
UPC #
190735280812
Country of Origin
United States
Dimensions
Shutter Overall Size
45 in x 45 in
Fits Fan Dia.
42 in
Frame Depth
3 in
Flange Width
1 1/2 in
Mounting Hole Size
Prepunched
Open Depth
6 1/4 in
Overall Height
45 in
Overall Length
5 3/4 in
Overall Width
45 in
Mounting Hole Diameter
1/4 in
Frame Opening Width
42 in
Blade Material Thickness
26 ga
Rough Opening Width
42.5 in
Frame Opening Height
42 in
Overall Diameter
45 in
Fits Fan Diameter
42 in
Rough Opening Diameter
42 1/2 in
Rough Opening Length
42 1/2 in
Frame Material Thickness
0.8 in
Description
45 In.H-W 5.75 In.L Aluminum Backdraft Damper, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 2, Maximum Air Velocity 2500 fpm, Overall Height 45 in, Rough Opening Diameter 42 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 42 in, For Duct Shape Not Applicable, Free Area 10.3 sq ft, Overall Width 45 in, Frame Material Thickness 0.8 in, Overall Length 5 3/4 in, Connection Type Not Applicable, Frame Depth 3 in
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