Duralite™ Plate Fin coils feature standard tube construction of 5/8-in. od and 0.028-in. thick copper. The headers are manufactured of 0.060- to 0.134-in. thick copper, depending on coil size. Casings and baffles are constructed of 14- or 16-ga galvanized steel, depending on size and material (aluminum or stainless steel is optional). Bulletin No. AH-320-A describes the various features of the coils and contains instructions on how to identify the circuiting of a return bend coil and how to identify the hand of a return bend coil. Warranty and Coil-Aware sizing program information are also included in the brochure, as well as descriptions of other company products.

Armstrong International, Inc., Attn: Marketing Dept., P.O. Box 408, Three Rivers, MI 49093; 616-273-1415; 616-273-9057 (fax); www.armstrong-intl.com (website).

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