Backdraft Damper / Wall Shutter


Designed to prevent air backflow when the fan is off, this DAYTON backdraft damper/wall shutter is ideal for use with direct- or belt-driven exhaust fans. Model has counterbalanced louvers with felted edges that open easily and seal quietly. Unit has 26-ga. mill-finish aluminum louvers with galvanized steel reinforcement strip and stainless steel rivets. Frame depth: 2-1/2'. Model is suitable for general purpose applications.
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  • Item Backdraft Damper / Wall Shutter
  • Shutter Overall Size 25' x 25'
  • Shutter Construction Material G-90 Galvanized Steel Frame and Tie Rods
  • Shutter Opening Required 22-1/2' x 22-1/2'
  • Shutter Free Area 2.519 sq. ft.
  • Shutter Item Backdraft Damper / Wall Shutter
  • Flange Width 1-1/2'
  • Max. Velocity 2500 FPM
  • Blade Material Aluminum

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