www.pmmag.com/articles/89156-cast-aluminum-boiler-from-patterson-kelley
Cast-Aluminum Boiler from Patterson-Kelley
December 1, 2003

The new MACH series boiler from Patterson-Kelley combines the latest cast-aluminum metallurgy with advanced burner and control technologies. The MACH series boiler recently won first place in the hydronic heating category during a special new product competition held at the ISH North America 2003 trade show.
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