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    Nelson Mechanical Design
    Three new Multiaqua 5-ton chillers.
    Nelson Mechanical Design
    Chilled water pumps without pressure gauges—we routinely use a test gauge on circulators so we can determine system flow from the pump curve.
    Nelson Mechanical Design
    Nelson Mechanical Design
    Nelson Mechanical Design

    Brian Nelson

    Brian Nelson is the co-owner of Nelson Mechanical Design, a “green” mechanical contractor serving the energy efficiency and home comfort needs of Martha's Vineyard, MA since 2004. The company designs, installs, and services just about anything to do with heating, cooling, domestic hot water, water treatment, geothermal, heat pumps, and radiant. NMD is committed to preserving the fabric of the Island it calls home. To learn more visit nmdgreen.com.