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Damper,Roof Mount

  • Item # 4HX65
  • My Part #
  • Mfr. Model # 4HX65
  • Catalog Page # 2934
  • UNSPSC # 40101504
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  • Shipping Weight 4.15 lbs.
Country of Origin USA Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Product Details

Roof-mount unit fits inside roof curb and prevents backdraft when fan is off. Use with centrifugal ventilators.

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Technical Specs

  • 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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Customer Reviews

Rated 5 out of 5 by 1reviewer.
Rated 5 out of 5 by Perfect for blowing air out of our building a little confusing when picking a damper ,exhaust,intake ,actual size but after a wrong order these were great May 6, 2015
  • 2015-09-08T19:45:14.378-05:00
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  • loc_en_US, sid_4HX65, prod, sort_default
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