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Damper, Backdraft

  • Mfr # 4HX73

  • Zoro # G2519054

product price:  $53.79
/ea

Key Features

Type
Wall Mount, Supply
Damper Size (In.)
10 x 10
Overall Size (In.)
12-3/4 x 12-3/4
Use w/Dayton Ventilators
4HZ38, 4HZ39
Outside Flange (In.)
12-3/4 x 12-3/4
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Specifications

Product Information

MFR #
4HX73
Zoro #
G2519054
UPC #
190735325971
Country of Origin
United States

Dimensions

Damper Size (In.)
10 x 10
Overall Size (In.)
12-3/4 x 12-3/4
Flange Width (In.)
1 3/8 in
Flange Width
1 1/2 in
Rough Opening Width
10 in
Frame Material Thickness
0.1 in
Overall Length
4 1/2 in
Overall Width
12 3/4 in
Frame Depth
1 5/8 in
Blade Material Thickness
26 ga
Fits Fan Diameter
10 in
Overall Height
12 3/4 in
Rough Opening Length
10 in

Details

Item
12.75"H-W 4.5"L Aluminum Backdraft Dampr
Type
Wall Mount, Supply
Use w/Dayton Ventilators
4HZ38, 4HZ39
Outside Flange (In.)
12-3/4 x 12-3/4
Includes
Felted Edges for Quiet Operation
Construction Material
16-gauge Extruded Aluminum Frame, Aluminum Blades, Galvanized Steel Tie Rods and Stainless Steel Hardware
Max. Velocity (FPM)
2,000 fpm
Number of Panels
1
Damper Finish
Mill Finish
Switch Action
Normally Closed
Series
CWV
Minimum Ambient Temperature
-40 Degrees F
Tie-Rod Material
Galvanized Steel Frame and Tie Rods
Free Area
0.4 sq ft
For Duct Shape
Square
Single Acting/Double Acting
Single Acting
Blade Type
Flat Blade
Frame Material
Aluminum
Rough Opening Shape
Square
Blade Material
Aluminum
Closure Type
Gravity
Damper Type
Static
Flange Type
Front Flange
Damper Application
Backdraft
Opening Type
Spring
Frame Less Flange
10
Maximum Pressure
1 in wc
Closure Velocity Rating
2,250 fpm
Airflow Direction
Horizontal; Vertical
Blade Orientation
Parallel Blades
Counterbalanced
Yes
Maximum Ambient Temperature
180 Degrees F
Maximum Air Velocity
2250 fpm
Bushing Material
Stainless Steel
Mounting Position
Vertical
Blade Seal Material
Felt

Description

12.75 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 12 3/4 in, Rough Opening Diameter Not Applicable, Rough Opening Shape Square, Fits Fan Diameter 10 in, For Duct Shape Square, Free Area 0.4 sq ft, Overall Width 12 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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