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)
International Building Code (IBC)
National Fire Protection Association (NFPA 90A and 101)
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Drawings
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STATIC MODEL DOWNLOAD3D CAD2D CADCRD-1
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