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Damper, Backdraft

  • Mfr # 4HX33

  • Zoro # G0885866

product price: 
$
55.99
/ea

Key Features

Type
Wall Mount, Supply
Damper Size (In.)
11 x 11
Overall Size (In.)
13-3/4 x 13-3/4
Use w/Dayton Ventilators
4HZ42, 4HZ43
Construction Material
16-gauge Extruded Aluminum Frame, Aluminum Blades, Galvanized Steel Tie Rods and Stainless Steel Hardware
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Specifications

Product Information

MFR #
4HX33
Zoro #
G0885866
UPC #
190735325612
Country of Origin
United States

Dimensions

Damper Size (In.)
11 x 11
Overall Size (In.)
13-3/4 x 13-3/4
Flange Width (In.)
1 3/8 in
Overall Length
4 1/2 in
Rough Opening Width
11.5 in
Rough Opening Length
10 1/2 in
Frame Depth
1 5/8 in
Rough Opening Diameter
11 1/2 in
Fits Fan Diameter
10 in
Frame Material Thickness
0.1 in
Overall Width
13 3/4 in
Blade Material Thickness
26 ga
Overall Height
13 3/4 in
Flange Width
1 1/2 in
Wire Rope Length
4 1/2 in
Length
4 1/2 in

Details

Item
13.75"H-W 4.5"L Aluminum Backdraft Dampr
Type
Wall Mount, Supply
Use w/Dayton Ventilators
4HZ42, 4HZ43
Construction Material
16-gauge Extruded Aluminum Frame, Aluminum Blades, Galvanized Steel Tie Rods and Stainless Steel Hardware
Outside Flange (In.)
13-3/4 x 13-3/4
Max. Velocity (FPM)
2,000 fpm
Includes
Felted Edges for Quiet Operation
Maximum Ambient Temperature
180 Degrees F
Frame Material
Aluminum
Airflow Direction
Horizontal; Vertical
Blade Material
Aluminum
Mounting Position
Vertical
Maximum Pressure
1 in wc
Bushing Material
Stainless Steel
Counterbalanced
Yes
Single Acting/Double Acting
Single Acting
For Duct Shape
Square
Rough Opening Shape
Square
Blade Type
Flat Blade
Flange Type
Front Flange
Minimum Ambient Temperature
-40 Degrees F
Switch Action
Normally Closed
Damper Finish
Mill Finish
Blade Orientation
Parallel Blades
Damper Type
Static
Free Area
0.6 sq ft
Maximum Air Velocity
2250 fpm
Opening Type
Spring
Frame Less Flange
11
Damper Application
Backdraft
Number of Panels
1
Closure Type
Gravity
Blade Seal Material
Felt
Closure Velocity Rating
2,250 fpm
Series
CWV
Tie-Rod Material
Galvanized Steel Frame and Tie Rods

Description

13.75 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 13 3/4 in, Rough Opening Diameter 11 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 10 in, For Duct Shape Square, Free Area 0.6 sq ft, Overall Width 13 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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