CRD-501

The CRD-501 is a round UL555C classified damper with UL555S leakage class I rating.

Ceiling Radiation Dampers

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Damper Selection Guide

Which damper best fits the application? Greenheck’s damper interactive selection guide removes the guesswork. Find blade type, velocity, pressure, AMCA listings, submittals, drawings and more, all in one easy-to-use format.

Certifications:

California State Fire Marshal (Listing # 3230-0981: 0113)

UL 555C (Listing # R13446)

UL 555S (Listing # R13317)

Purchase Options:

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Configure to Order

Need a specific configuration? Submit a request online and get a quote from your local representative within 4 hours.

Codes:

International Building Code (IBC)

National Fire Protection Association (NFPA 92 and 105)

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