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20 in 23"H-W 6.5"L Extrd Alu Backdraft Dampr, 20-1/2 in x 20-1/2 in, Aluminum

  • Mfr # 4FZH6

  • Zoro # G0408283

product price:  $156.99
/ea
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Key Features

Shutter Mounting Position
Vertical
Shutter Mounting Location
Wall
Shutter Construction Material
Extruded Aluminum Frame and Stainless Steel Tie Rods
Shutter Free Area
2.281 sq ft
Shutter Opening Required
20-1/2 in x 20-1/2 in
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Specifications

Product Information

MFR #
4FZH6
Zoro #
G0408283
UPC #
190735324387
Country of Origin
United States

Dimensions

Shutter Overall Size
23 in x 23 in
Fits Fan Dia.
20 in
Frame Depth
3 in
Mounting Hole Size
Prepunched
Open Depth
6 1/4 in
Flange Width
1 1/2 in
Frame Opening Width
20 1/2 in
Overall Height
23 in
Fits Fan Diameter
20 in
Blade Material Thickness
0.8 in
Overall Diameter
23 in
Frame Material Thickness
0.8 in
Rough Opening Diameter
20 1/2 in
Overall Width
23 in
Rough Opening Width
20.5 in
Rough Opening Length
20 1/2 in
Frame Opening Height
20 1/2 in
Overall Length
6 1/2 in
Mounting Hole Diameter
1/4 in
Wire Rope Length
6 1/2 in

Details

Item
23"H-W 6.5"L Extrd Alu Backdraft Dampr
Shutter Mounting Position
Vertical
Shutter Mounting Location
Wall
Shutter Construction Material
Extruded Aluminum Frame and Stainless Steel Tie Rods
Shutter Free Area
2.281 sq ft
Shutter Opening Required
20-1/2 in x 20-1/2 in
Blade Material
Aluminum
Max. Velocity
3000 fpm
Type
Gravity Operated, Single Panel
Number of Panels
1
Shutter Overall Square
23" x 23"
Frame Opening B
20 in
Frame Opening A
20 in
For Use With
Vertical Mounted Exhaust Fans
Shutter Item
Backdraft Damper / Wall Shutter
Includes
Extruded Aluminum Louvers
Mounting Position
Vertical
Free Area
2.4 sq ft
Maximum Pressure
1 in wc
Opening Type
Gravity
Damper Type
Static
Airflow Direction
Horizontal
Series
EAS-HDGS
Closure Velocity Rating
3,250 fpm
Counterbalanced
No
Switch Action
Normally Closed
Single Acting/Double Acting
Single Acting
Closure Type
Gravity
Blade Orientation
Parallel Blades
Maximum Air Velocity
3250 fpm
Damper Application
Backdraft
Bushing Material
Stainless Steel
Frame Less Flange
20
Maximum Ambient Temperature
180 Degrees F
Rough Opening Shape
Square
Blade Type
Flat Blade
Frame Material
Aluminum
Flange Type
Rear Flange
Blade Seal Material
Felt
Tie-Rod Material
Stainless Steel Frame and Tie Rods
Damper Finish
Mill Finish

Description

23 In.H-W 6.5 In.L Extrd Alu Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 3250 fpm, Overall Height 23 in, Rough Opening Diameter 20 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 20 in, For Duct Shape Not Applicable, Free Area 2.4 sq ft, Overall Width 23 in, Frame Material Thickness 0.8 in, Overall Length 6 1/2 in, Connection Type Not Applicable, Frame Depth 3 in

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