The line of standard and custom heat exchanger products has been expanded to include units designed for liquid-to-liquid applications. The Hydronic Series has a highly efficient counterflow design that includes an enhanced heat exchange surface for efficient heat transfer, the company states. This unit can be specified in 90-10 cupronickel and stainless steel for highly corrosive applications. It is available in either single or vented double-wall construction. The heat exchangers are mechanically cleanable, if necessary, for continued efficient heat transfer.

Doucette Industries Inc., 701 Grantley Rd., York, PA 17403; 800-445-7511;

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