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  9. 20 in Backdraft Damper / Wall Shutter, 20-1/2 in x 20-1/2 in
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Dayton

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

product price: $297.99
/ea
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Key Features

  • 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
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Product Information

Dimensions

Shutter Overall Size 23 in x 23 in
Fits Fan Dia. 20 in
Mounting Hole Size Prepunched
Flange Width 1 1/2 in
Open Depth 5 3/4 in
Frame Depth 2 in
Frame Opening Height 20 in
Frame Opening Width 20 in
Fits Fan Diameter 20 in
Rough Opening Width 20.5 in
Rough Opening Length 20 1/2 in
Rough Opening Diameter 20 1/2 in
Overall Height 23 in
Overall Length 5 1/4 in
Overall Diameter 23 in
Overall Width 23 in

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

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