Home / Wall Backdraft Damper, Vertical, Wall, 18 1/2 in x 18 1/2 in
Wall Backdraft Damper, Vertical, Wall, 18 1/2 in x 18 1/2 in
Wall Backdraft Damper, Vertical, Wall, 18 1/2 in x 18 1/2 in
Wall Backdraft Damper, Vertical, Wall, 18 1/2 in x 18 1/2 in
Wall Backdraft Damper, Vertical, Wall, 18 1/2 in x 18 1/2 in
Wall Backdraft Damper, Vertical, Wall, 18 1/2 in x 18 1/2 in
Wall Backdraft Damper, Vertical, Wall, 18 1/2 in x 18 1/2 in

Wall Backdraft Damper, Vertical, Wall, 18 1/2 in x 18 1/2 in

  • Dayton
  • 21 In.H-W 6 In.L Aluminum Wall Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 21 in, Rough Opening Diameter 18 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 18 in, For Duct Shape Not Applicable, Free Area 2.1 sq ft, Overall Width 21 in, Frame Material Thickness 20 ga, Overall Length 6 in, Connection Type Not Applicable, Frame Depth 2 1/4 in

    graingerSKU: 2C521, mscSKU: , zoro_no: G2830737, mongo_id: 65bbe94f22d7a989a994ab25

Web Price
$68.94 / each
Qty

Product Details

Not Applicable
Horizontal
Aluminum Blade w/ Felt Seal
Aluminum
26 ga
Parallel Blades
Felt
Flat Blade
Nylon; Stainless Steel
Gravity
2,000 fpm
Not Applicable
No
United States
Backdraft
Mill Finish
Static
18 in
18 in
Rear Flange
1 1/2 in
Not Applicable
Not Applicable
Not Applicable
Vertical Mounted Exhaust Fans
2 1/4 in
18
Galvanized Steel
20 ga
18 in
18 in
2.1 sq ft
Not Applicable
Felted Louvers for Quiet Operation
2000 fpm
2000 fpm
180 Degrees F
1 in wc
1/4 in
Prepunched
Vertical
1
6 1/4 in
Gravity
21 in
21 in
6 in
21 in
1
Not Applicable
18 1/2 in
18 1/2 in x 18.5 in
18 1/2 in
Square
18.5 in
Not Applicable
502
G-90 Galvanized Steel Frame and Tie Rods
2.051 sq ft
Backdraft Damper / Wall Shutter
Wall
Vertical
18-1/2 in x 18-1/2 in
21 in x 21 in
21 x 21
Single Acting
Normally Closed
Galvanized Steel Frame and Tie Rods

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