United Enertech FDD-SC Round Dynamic Curtain Fire Damper Horizontal or Vertical Mounting
By United Enertech
- Type C Curtain Fire Damper with integral Sleeve for round duct.
- May be installed Horizontally or Vertically.
- For use in Dynamic or Static HVAC Systems.
- U.L. 555 Classified 1-1/2 Hour Fire Damper. 100% free area.
- 165 Degree F U.L. Listed Fusible Link.
- Material: Galvanized Steel Frame, Sleeve and Blades-SS Spring Loaded.
- Collars are fabricated 1/4" under listed duct size.
- Meets or Complies with following as a fire damper: All major building codes including IBC/ICC International Code, UL 555 Listing 1-1/2 Hour -File #R25410, ULC S112 and NFPA 90A.
- Maximum Ratings are 2,000 FPM Velocity and 4.0 inches w.g.
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