• Wilo USA (Rosemont, Ill.) announced a four-year extended warranty for its Stratos, Stratos D, and Stratos Z high-efficiency circulators, effective July 1.

• Lochinvar LLC (Lebanon, Tenn.) hired Marc Heffner as director of marketing.

• Port-A-Cool LLC (Center, Texas) named Ben Wulf as president and CEO.

Publication date: 2/24/2014

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