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Damper, Backdraft

  • Mfr # 4HX75

  • Zoro # G3367856

product price: 
$
69.89
/ea

Key Features

Type
Wall Mount, Supply
Damper Size (In.)
13 x 13
Overall Size (In.)
15-3/4 x 15-3/4
Includes
Felted Edges for Quiet Operation
Use w/Dayton Ventilators
4HZ50, 4HZ51
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Specifications

Details

MFR #
4HX75
Zoro #
G3367856
UPC #
190735325995
Country of Origin
United States
Item
15.75"H-W 4.5"L Aluminum Backdraft Dampr
Type
Wall Mount, Supply
Includes
Felted Edges for Quiet Operation
Use w/Dayton Ventilators
4HZ50, 4HZ51
Max. Velocity (FPM)
2,000 fpm
Construction Material
16-gauge Extruded Aluminum Frame, Aluminum Blades, Galvanized Steel Tie Rods and Stainless Steel Hardware
Outside Flange (In.)
15-3/4 x 15-3/4
Blade Type
Flat Blade
Flange Type
Front Flange
Minimum Ambient Temperature
-40 Degrees F
Maximum Pressure
1 in wc
Blade Seal Material
Felt
Damper Application
Backdraft
Free Area
0.9 sq ft
Number of Panels
1
Damper Finish
Mill Finish
Rough Opening Shape
Square
Damper Type
Static
Closure Type
Gravity
Frame Material
Aluminum
Frame Less Flange
13
For Duct Shape
Square
Switch Action
Normally Closed
Closure Velocity Rating
2,250 fpm
Bushing Material
Stainless Steel
Maximum Air Velocity
2250 fpm
Opening Type
Spring
Blade Orientation
Parallel Blades
Mounting Position
Vertical
Maximum Ambient Temperature
180 Degrees F
Single Acting/Double Acting
Single Acting
Counterbalanced
Yes
Airflow Direction
Horizontal; Vertical
Blade Material
Aluminum
Series
CWV
Tie-Rod Material
Galvanized Steel Frame and Tie Rods

Description

15.75 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 15 3/4 in, Rough Opening Diameter 13 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 12 in, For Duct Shape Square, Free Area 0.9 sq ft, Overall Width 15 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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