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Damper, Backdraft, Wall Mount, 22-3/4 In Sq

  • Mfr # 5NKN5
  • Zoro # G0427463
product price: 
$
114.99
/ea
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Key Features

Type
Wall Mount, Supply
Damper Size (In.)
20 x 20
Overall Size (In.)
22-3/4 x 22-3/4
Construction Material
16-gauge Extruded Aluminum Frame, Galvanized Steel Tie Rods and Stainless Steel Hardware
Includes
Felted Edges for Quiet Operation
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Specifications

Details

MFR #
5NKN5
Zoro #
G0427463
UPC #
190735347720
Country of Origin
United States
Item
22.75"H-W 4.5"L Aluminum Backdraft Dampr
Type
Wall Mount, Supply
Construction Material
16-gauge Extruded Aluminum Frame, Galvanized Steel Tie Rods and Stainless Steel Hardware
Includes
Felted Edges for Quiet Operation
Max. Velocity (FPM)
2,250 fpm
Flange Type
Front Flange
Free Area
2.5 sq ft
Blade Orientation
Parallel Blades
Frame Less Flange
20
Closure Velocity Rating
2,250 fpm
Number of Panels
1
Maximum Pressure
1 in wc
Rough Opening Shape
Square
Frame Material
Aluminum
Opening Type
Spring
Bushing Material
Stainless Steel
Maximum Air Velocity
2250 fpm
Damper Application
Backdraft
Damper Type
Static
Switch Action
Normally Closed
Tie-Rod Material
Galvanized Steel Frame and Tie Rods
Damper Finish
Mill Finish
For Duct Shape
Square
Closure Type
Gravity
Mounting Position
Vertical
Airflow Direction
Horizontal; Vertical
Counterbalanced
Yes
Blade Seal Material
Felt
Maximum Ambient Temperature
180 Degrees F
Minimum Ambient Temperature
-40 Degrees F
Blade Type
Flat Blade
Single Acting/Double Acting
Single Acting
Blade Material
Aluminum
Series
CWV

Description

22.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2250 fpm, Overall Height 22 3/4 in, Rough Opening Diameter 20 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 20 in, For Duct Shape Square, Free Area 2.5 sq ft, Overall Width 22 3/4 in, Frame Material Thickness 0.1 in, Overall Length 4 1/2 in, Connection Type Not Applicable, Frame Depth 1 5/8 in

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