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CRD-1

The CRD-1 is a UL555C classified damper designed to limit the radiant heat transfer through an opening in the ceiling membrane of a fire-resistance rated floor/ceiling assembly of three hours or less.

Certifications:

California State Fire Marshal (Listing # 3225-0981:0101)

UL 555C (Listing # R13446)

Purchase Options:
Codes:

International Building Code (IBC)

National Fire Protection Association (NFPA 90A and 101)