30 in 33"H-W 5.75"L Aluminum Backdraft Damper, 30-1/2 in x 30-1/2 in, Aluminum
Mfr # 3C309
Zoro # G1752073
product price:Â $134.99
/ea
Free Shipping & Returns
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
5.452 sq ft
Shutter Opening Required
30-1/2 in x 30-1/2 in
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Product Information
MFR #
3C309
Zoro #
G1752073
UPC #
190735280799
Country of Origin
United States
Dimensions
Shutter Overall Size
33 in x 33 in
Fits Fan Dia.
30 in
Mounting Hole Size
Prepunched
Flange Width
1 1/2 in
Frame Depth
3 in
Open Depth
6 1/4 in
Overall Height
33 in
Overall Width
33 in
Overall Length
5 3/4 in
Mounting Hole Diameter
1/4 in
Rough Opening Width
30.5 in
Rough Opening Diameter
30 1/2 in
Blade Material Thickness
26 ga
Frame Opening Height
30 in
Rough Opening Length
30 1/2 in
Frame Opening Width
30 in
Fits Fan Diameter
30 in
Frame Material Thickness
0.8 in
Overall Diameter
33 in
Description
33 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 1, Maximum Air Velocity 2500 fpm, Overall Height 33 in, Rough Opening Diameter 30 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 30 in, For Duct Shape Not Applicable, Free Area 5.5 sq ft, Overall Width 33 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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