DAYTON
Damper,Roof Mount
$55.80

HVAC

Roof-mount unit fits inside roof curb and prevents backdraft when fan is off. Use with centrifugal ventilators.
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  • Item Backdraft Damper
  • Type Roof Mount, Exhaust
  • Damper Size (In.) 15 x 15
  • Overall Size (In.) 17 x 17
  • Flange Width (In.) 1
  • Max. Velocity (FPM) 2000
  • Construction Material G-90 Galvanized Steel Frame, Aluminum Blades, Stainless Steel Pivot Pins, Nylon Bushings and Galvanized Steel Tie Rods.
  • Use w/Dayton Ventilators 4HX81, 4HX82, 4HX92, 4HX93, 4HZ40, 4HZ41, 4HZ44, 4HZ45,4YC68-71, 4YC88, 4YC87, 4YC89, 4YC90
  • Includes Pre-punched Conduit Hole Knock-out and Felted Edges For Quiet Operation

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