Corridor Damper DFSDR1 1 hr Rating
The DFSDR1 is a true round combination fire smoke damper that is UL Classified as a Corridor Damper. It is designed for use in a "Tunnel Corridor" ceilings constructed of metal studs.
The DFSDR1 features:
The DFSDR1 features:
- True round damper
- Field supplied diffuser
- 1 Hour Rating
- UL555S Leakage Class I
- EFL / PFL Standard
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