A damper products brochure is available. The company's line of dampers includes curtain fire dampers, combination fire and smoke dampers, smoke dampers, ceiling radiation dampers, backdraft dampers, commercial control dampers, manual balancing dampers, and industrial control dampers.

Greenheck, P.O. Box 410, Schofield, WI 55476-0410; 715-359-6171; 715-355-2399 (fax); www.greenheck.com.

eProduct #188