Proper venting of hydronic condensing boilers is critical for the safety of occupants and the successful operation of the heating plant. The materials that may... READ MORE
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How can you increase the operating efficiency of your condensing boiler heating system? This question was raised in the last R. L. Deppmann Monday Morning... READ MORE
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In the 04-05-2021 Monday Morning Minutes, we asked for your opinion on the length of the domestic water recirculation line from source to fixture. Here... READ MORE
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The weather is warming, and our attention turns away from heating and toward system air conditioning. To protect the cooling tower pumps, we offer a... READ MORE
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Expansion joints in hydronic systems are used when the natural flexibility of the pipe will not handle the calculated movement caused by thermal expansion.  Those... READ MORE
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I was recently asked twice in one week, “What is the difference between an expansion joint and a flexible connector in hydronic systems?” Piping flexible... READ MORE
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The R. L. Deppmann Monday Morning Minutes reviewed pipe sizing and flexible connectors over the past few weeks. Today we turn our attention to check valves... READ MORE
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The 2015 Michigan Energy Code is changing with an expected effective date of September 20, 2017. The long expected changes to the code were filed... READ MORE
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Today’s HVAC and Process engineers may choose any number of pipe sizing programs for steam and condensate applications. Put in a load and a pressure... READ MORE
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Steam pipe sizing is easy with today’s sizing programs. What is behind the programs?  This question and others like it are answered in the R... READ MORE
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