20 in Backdraft Damper / Wall Shutter, 20-1/2 in x 20-1/2 in - 4FZJ7

20 in Backdraft Damper / Wall Shutter, 20-1/2 in x 20-1/2 in - 4FZJ7

Dayton
SKU:
4FZJ7
|
UPC:
190735324486
Availability:
In Stock

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Description
23 In.H-W 5 1/4 In.L SS Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Stainless Steel, Number of Panels 1, Maximum Air Velocity 2500 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 in, Overall Length 5 1/4 in, Connection Type Not Applicable, Frame Depth 2 in
Additional Information
Country of Origin:
United States
Item:
23H-W 5 1/4"L SS Backdraft Dampr"
Shutter Mounting Position:
Vertical
Shutter Mounting Location:
Wall
Shutter Construction Material:
Stainless Steel Frame and Tie Rods
Shutter Free Area:
2.281 sq ft
Shutter Opening Required:
20-1/2 in x 20-1/2 in
Shutter Overall Size:
23 in x 23 in
Fits Fan Dia.:
20 in
Blade Material:
Stainless Steel
Max. Velocity:
2500 FPM
Mounting Hole Size:
Prepunched
Frame Opening A:
20 in
Flange Width:
1 1/2 in
Open Depth:
5 3/4 in
Frame Opening B:
20 in
Shutter Item:
Backdraft Damper / Wall Shutter
Frame Depth:
2 in
Shutter Overall Square:
23 x 23""
Number of Panels:
1
For Use With:
Vertical Mounted Exhaust Fans
Includes:
Stainless Steel Frame; Louvers and Hardware For Superior Corrosion Resistance
Mounting Position:
Vertical
Free Area:
2.4 sq ft
For Nominal Duct Diameter:
Not Applicable
Bushing Material:
Stainless Steel
Maximum Air Velocity:
2500 fpm
Blade Orientation:
Parallel Blades
Frame Opening Height:
20 in
ACMA Leakage Class:
Not Applicable
Maximum Ambient Temperature:
180 Degrees F
Frame Opening Width:
20 in
Fusible Link Temperature:
Not Applicable
Airflow Direction:
Horizontal
Switch Action:
Normally Closed
Fits Fan Diameter:
20 in
Rough Opening Shape:
Square
Frame Material Thickness:
0 in
Flange Type:
Rear Flange
Frame Material:
Stainless Steel
Frame Less Flange:
20
For Duct Shape:
Not Applicable
Rough Opening Width:
20.5 in
Counterbalanced:
No
Single Acting/Double Acting:
Single Acting
Maximum Pressure:
1 in wc
Rough Opening Length:
20 1/2 in
Rough Opening Diameter:
20 1/2 in
Damper Type:
Static
Overall Height:
23 in
Damper Application:
Backdraft
Overall Length:
5 1/4 in
Overall Diameter:
23 in
Blade Material Thickness:
0 ga
For Fuel Type:
Not Applicable
Overall Width:
23 in
Tie-Rod Material:
Stainless Steel Frame and Tie Rods
Connection Type:
Not Applicable
Blade Seal Material:
Felt
Blade Type:
Flat Blade
Seal Material:
Not Applicable
Closure Velocity Rating:
2,500 fpm
Pressure Drop @ 1000 fpm (AMCA 5.2):
Not Applicable
Closure Type:
Gravity
Package Quantity:
1
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