product menu

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-SAHG

Curtain Fire Damper - 1-1/2 & 3 Hour - Horizontal Dynamic - Sleeved - Behind Grille
Curtain Fire Damper - 1-1/2 & 3 Hour - Horizontal Dynamic - Sleeved - Behind Grille

Product Overview

Model FDD-SAHG is a dynamic curtain fire damper for grill mounting. The center line of the closed blades are to be within the plane of the masonry floor.

  • Dynamic Rated to 2,000 fpm and 4” w.g.
  • Sleeve of Various Lengths and Gauges
  • Accommodate Grilles Up To 3” in Deep
  • Horizontal masonry floors installation only
  • 1 ½ Hour Rating (less than 3 hours assemblies)
  • UL 555 File #R25410, ULC S112
Product Information
More Dynamic Fire Dampers