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    Mark Storrs
    American Standard Water Heaters
    Photo 207222081 © Aliaksei Shaviakou | Dreamstime.com
    Mineral deposits, scale and corrosion on the plate of a heat exchanger.
    Messana Hydronic Technologies
    An exterior shot of the Jackson residence.

    Thomas Renner

    Thomas Renner
    Renner Head Shot
    Thomas Renner has produced award-winning journalism for more than 40 years. After a long career in the newspaper industry, Mr. Renner now writes on architecture, building, engineering and other trade industry topics for publications throughout the United States.