HCDR-351

The HCDR-351 is an isolation damper with a flanged frame. It provides tight shutoff with very low leakage in HVAC or industrial process control systems.

Pressure: Up to 20 in. wg
Velocity: Up to 6500 fpm
Temperature: -40°F to 400°F

Round Industrial Control 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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