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Dynamic Fire Dampers

Dynamic (Fans On) Fire dampers are UL555 tested and labeled devices installed in ducts and air transfer openings or air distribution systems, designed to close upon the detection of heat.

FDD-C

Curtain Fire Damper - 1-1/2 & 3 Hour - Dynamic - Optional Sleeve - Round, Oval & Rectangular Transitions Optional
Curtain Fire Damper - 1-1/2 & 3 Hour - Dynamic - Optional Sleeve - Round, Oval & Rectangular Transitions Optional

Product Overview

Model FDD-C is a dynamic curtain fire damper with either round, oval or square/rectangular transitions.

  • Dynamic Rated to 2,000 fpm and 4” w.g.
  • Sleeve of Various Lengths and Gauges
  • Installation in walls or masonry floors
  • 1 ½ Hour Rating (less than 3 hours assemblies)
  • Optional 3 Hour Rating (fire rating of 3 hours and longer)
  • UL 555 File #R25410, ULC S112
  • Transition - Round, Oval or Square/Rectangular
Product Information
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