Backdraft Dampers are rated for velocities up to 2,000 fpm.

Press Release Summary:




Round backdraft damper Model WDR-53 features galvanized steel frame with aluminum blade, while Model SSWDR-53 is constructed with 304 stainless steel frame and blade. They can be installed horizontally for vertical up/down airflow or mounted vertically for horizontal airflow, and offer pressures up to 2 in. wg in diameter sizes from 4-24 in. Both models are available with optional top frame extension.



Original Press Release:



Round Backdraft Dampers Now Available from Greenheck



April 28, 2009

Two new round backdraft dampers, Models WDR-53 and SSWDR-53, from Greenheck can be installed horizontally for vertical up/down airflow or mounted vertically for horizontal airflow. Model WDR-53 features a galvanized steel frame with aluminum blade; Model SSWDR-53 is constructed with a 304 stainless steel frame and blade. Both models are available with an optional top frame extension. Models WDR-53 and SSWDR-53 are rated for velocities up to 2000 fpm and pressures up to 2-inch wg in diameter sizes from 4-inch to 24-inch.

Greenheck offers the most UL classified dampers and the largest selection of AMCA licensed dampers and louvers 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.

Corporate Office

915 Fifth Street

Wausau, WI 54403

715.845.4251

fax 715.842.3399

Hudson Office

744 Ryan Drive, Suite 101

Hudson, WI 54016

715.386.8707

fax 715.386.8727

kinziegreen.com

Contact:

Cheryl Aderhold

715-359-6171

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