Decarbonization does not always automatically become electrification. The enterprising engineer will first look at diverse ways to reduce the carbon use. Here is an example... READ MORE
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Top 10 Things You Should Know About Commercial Electric Boilers (Part 2)
Norm Hall
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June 6, 2022
Welcome back to Part Two of our top 10 things to know about commercial electric boilers. As mentioned last week, HVAC and Plumbing Engineers are... READ MORE
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Top 10 Things You Should Know About Commercial Electric Boilers (Part 1)
Norm Hall
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May 30, 2022
HVAC and Plumbing Engineers are discussing more decarbonization and electrification of systems with their clients. The use of electric boilers vs. gas fired condensing boilers... READ MORE
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Carbon reduction in building design is critical to the lifestyle of our future generations. Most engineers and their owner clients understand the concerns and welcome... READ MORE
What is a Flexible Tube Condensing Boiler? Why My Client May Want It
Norm Hall
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May 16, 2022
Heating and cooling service contractors take the brunt of complaints over the high cost of condensing boiler repairs. A high efficiency condensing boiler heat exchanger... READ MORE
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Circulator series pumps are those small inline pumps that have fixed impeller choices with no impeller trimming available. When these pumps have ECM technology, the... READ MORE
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Previously, the R. L. Deppmann Monday Morning Minutes looked at pump location in a primary-variable boiler heating system. We made a very definitive statement about... READ MORE
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We recently received several calls for our recommendation on whether to pump into the boiler or out of the boiler in a primary variable heating... READ MORE
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Condensing Boiler Venting Material (Part 1)
Norm Hall
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March 21, 2022
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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Minimum Flow in a Variable Speed Pump: A Great Example
Norm Hall
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March 14, 2022
What is the minimum flow rate a variable speed pump can provide without damage to the pump? This is a question every engineer should ask... READ MORE
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