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- ItemBackdraft Exhaust Damper
- TypeNo Flange, Horizontal or Vertical Mount
- Damper Size (In.)11-3/4 x 11-3/4
- Overall Size (In.)11-3/4 x 11-3/4
- Max. Velocity (FPM)2000
- Construction MaterialG-90 Galvanized Steel Frame and Aluminum Blades
- IncludesPre-punched Conduit Hole Knock-out and Felted Edges For Quiet Operation
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