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Damper, Backdraft

  • Mfr # 4HX76

  • Zoro # G3188132

product price:  $70.39
/ea

Key Features

Type
Wall Mount, Supply
Damper Size (In.)
14 x 14
Overall Size (In.)
16-3/4 x 16-3/4
Includes
Felted Edges for Quiet Operation
Flange Width (In.)
1 3/8 in
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Specifications

Product Information

MFR #
4HX76
Zoro #
G3188132
UPC #
190735326008
Country of Origin
United States

Dimensions

Damper Size (In.)
14 x 14
Overall Size (In.)
16-3/4 x 16-3/4
Flange Width (In.)
1 3/8 in
Fits Fan Diameter
12 in
Frame Material Thickness
0.1 in
Rough Opening Width
14.5 in
Rough Opening Diameter
14 1/2 in
Frame Depth
1 5/8 in
Rough Opening Length
13 1/2 in
Overall Height
16 3/4 in
Overall Width
16 3/4 in
Flange Width
1 1/2 in
Blade Material Thickness
26 ga
Overall Length
4 1/2 in
Wire Rope Length
4 1/2 in

Details

Item
16.75"H-W 4.5"L Aluminum Backdraft Dampr
Type
Wall Mount, Supply
Includes
Felted Edges for Quiet Operation
Use w/Dayton Ventilators
4HZ54, 4HZ55
Outside Flange (In.)
16-3/4 x 16-3/4
Max. Velocity (FPM)
2,000 fpm
Construction Material
16-gauge Extruded Aluminum Frame, Aluminum Blades, Galvanized Steel Tie Rods and Stainless Steel Hardware
Counterbalanced
Yes
Frame Less Flange
14
Opening Type
Spring
Switch Action
Normally Closed
Damper Finish
Mill Finish
Damper Type
Static
Blade Type
Flat Blade
Maximum Pressure
1 in wc
Frame Material
Aluminum
Damper Application
Backdraft
Single Acting/Double Acting
Single Acting
Maximum Air Velocity
2250 fpm
Bushing Material
Stainless Steel
Flange Type
Front Flange
Closure Type
Gravity
Mounting Position
Vertical
Closure Velocity Rating
2,250 fpm
Number of Panels
1
Airflow Direction
Horizontal; Vertical
Free Area
0.9 sq ft
Minimum Ambient Temperature
-40 Degrees F
Series
CWV
Blade Orientation
Parallel Blades
Maximum Ambient Temperature
180 Degrees F
Rough Opening Shape
Square
Tie-Rod Material
Galvanized Steel Frame and Tie Rods
Blade Material
Aluminum
Blade Seal Material
Felt
For Duct Shape
Square

Description

16.75 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 16 3/4 in, Rough Opening Diameter 14 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 12 in, For Duct Shape Square, Free Area 0.9 sq ft, Overall Width 16 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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