Greenheck’s heavy duty, rectangular industrial isolation control damper, Model HCD-221, incorporates the square-blade design found on Greenheck’s bubble tight damper. The square-blade design enables the damper to provide shutoff with very low leakage in HVAC or industrial process control systems.
With a flanged damper frame for easy mounting, Model HCD-221 features a blade seal mechanically fastened to the blade that is field replaceable and available with parallel or opposed blade action. A wide range of electric, pneumatic or manual actuators is also available. Model HCD-221 offers differential pressure up to 10 in. wg (2.5 kPa), velocity up to 4000 fpm (20.3 m/s) and withstands temperatures from -40 to 400 degrees F.
Greenheck, the worldwide leader in manufacturing and distributing air movement, conditioning and control equipment, offers the most UL certified dampers and the largest selection of AMCA licensed dampers in the industry.
For more information about Greenheck products, visit www.greenheck.com or contact Greenheck, P.O. Box 410, Schofield, WI 54476-0410, (715) 359-6171, FAX (715) 355-2399.
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