SSSMDR-501

The SSSMDR-501 is a Class I leakage-rated round smoke damper constructed of 304 stainless steel. The damper installs vertically or horizontally and is rated for airflow and leakage in either direction.

Pressure: Up to 4 in. wg
Velocity: Up to 4000 fpm
Temperature: Up to 350°F

Round Smoke Dampers

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.

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Certifications:

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

UL 555S (Listing # R13317)

Purchase Options:

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Codes:

International Building Code (IBC)

National Fire Protection Association (NFPA 90A, 92, 101 and 105)

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