20 in Backdraft Damper / Wall Shutter, 20-1/2 in x 20-1/2 in
Web Price
$338.74
/ each
Product Details
Not Applicable
Horizontal
Stainless Steel Blade w/ Felt Seal
Stainless Steel
0 ga
Parallel Blades
Felt
Flat Blade
Stainless Steel
Gravity
2,500 fpm
Not Applicable
No
United States
Backdraft
Static
20 in
20 in
Rear Flange
1 1/2 in
Not Applicable
Not Applicable
Not Applicable
Vertical Mounted Exhaust Fans
2 in
20
Stainless Steel
0 in
20 in
20 in
20 in
20 in
2.4 sq ft
Not Applicable
Stainless Steel Frame; Louvers and Hardware For Superior Corrosion Resistance
2500 FPM
2500 fpm
180 Degrees F
1 in wc
Prepunched
Vertical
1
5 3/4 in
23 in
23 in
5 1/4 in
23 in
1
Not Applicable
20 1/2 in
20 1/2 in x 20.5 in
20 1/2 in
Square
20.5 in
Not Applicable
Stainless Steel Frame and Tie Rods
2.281 sq ft
Backdraft Damper / Wall Shutter
Wall
Vertical
20-1/2 in x 20-1/2 in
23 in x 23 in
23 x 23
Single Acting
Normally Closed
Stainless Steel Frame and Tie Rods
Viewed together
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