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24 in 27"H-W 5.75"L Aluminum Backdraft Damper, 24-1/2 in x 24-1/2 in, Aluminum

  • Mfr # 3C308

  • Zoro # G1867257

product price:  $116.99
/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
3.32 sq ft
Shutter Opening Required
24-1/2 in x 24-1/2 in
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Specifications

Product Information

MFR #
3C308
Zoro #
G1867257
UPC #
190735280782
Country of Origin
United States

Dimensions

Shutter Overall Size
27 in x 27 in
Fits Fan Dia.
24 in
Flange Width
1 1/2 in
Frame Depth
2 1/2 in
Open Depth
5 3/4 in
Mounting Hole Size
Prepunched
Overall Height
27 in
Overall Length
5 3/4 in
Overall Width
27 in
Rough Opening Length
24 1/2 in
Frame Material Thickness
0.8 in
Frame Opening Width
24 in
Overall Diameter
27 in
Rough Opening Diameter
24 1/2 in
Fits Fan Diameter
24 in
Blade Material Thickness
26 ga
Mounting Hole Diameter
1/4 in
Rough Opening Width
24.5 in
Frame Opening Height
24 in
Wire Rope Length
5 3/4 in

Details

Item
27"H-W 5.75"L Aluminum Backdraft Damper
Shutter Mounting Position
Vertical
Shutter Mounting Location
Wall
Shutter Construction Material
Extruded Aluminum Frame and G-90 Galvanized Tie Rods
Shutter Free Area
3.32 sq ft
Shutter Opening Required
24-1/2 in x 24-1/2 in
Blade Material
Aluminum
Max. Velocity
2500 FPM
Type
Gravity Operated, Single Panel
Frame Opening A
24 in
Shutter Overall Square
27" x 27"
Number of Panels
1
Shutter Item
Backdraft Damper / Wall Shutter
For Use With
Vertical Mounted Exhaust Fans
Frame Opening B
24 in
Includes
Prepunched Mounting Holes; Felt edged Counterbalanced Louvers; Weep Holes In Frame Bottom
Mounting Position
Vertical
Color
White
Free Area
3.3 sq ft
Blade Type
Flat Blade
Airflow Direction
Horizontal
Minimum Ambient Temperature
-40 Degrees F
Bushing Material
Stainless Steel
Flange Type
Rear Flange
Single Acting/Double Acting
Single Acting
Frame Less Flange
24
Switch Action
Normally Closed
Series
EAS
Damper Application
Backdraft
Maximum Air Velocity
2500 fpm
Blade Orientation
Parallel Blades
Counterbalanced
Yes
Tie-Rod Material
Galvanized Steel Frame and Tie Rods
Rough Opening Shape
Square
Maximum Ambient Temperature
180 Degrees F
Closure Type
Gravity
Closure Velocity Rating
2,500 fpm
Damper Finish
Mill Finish
Opening Type
Gravity
Frame Material
Aluminum
Blade Seal Material
Felt
Maximum Pressure
1 in wc
Damper Type
Static

Description

27 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 27 in, Rough Opening Diameter 24 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 24 in, For Duct Shape Not Applicable, Free Area 3.3 sq ft, Overall Width 27 in, Frame Material Thickness 0.8 in, Overall Length 5 3/4 in, Connection Type Not Applicable, Frame Depth 2 1/2 in

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