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Articles by John Siegenthaler, P.E.

The Water's Moving Too Fast!

June 1, 2000
Those new to designing or troubleshooting hydronic systems often misunderstand how the speed of water flowing through a heat emitter affects heat output.
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Conservatively Creative

June 1, 2000
Here are some design principles for hydronics that guide my thinking now.
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Cure For The Common Cold Floor

June 1, 2000
We shouldn’t overlook the opportunities to provide floor heating in select areas of houses with existing or planned hydronic systems.
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Why Use Hydronic Heating?

June 1, 2000
The following excerpt, Chapter 1, describes the benefits of hydronic heating.
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Wall Warming

June 1, 2000
If you’re like me the first thing you think of when you hear the words “hydronic radiant heating” is a floor.
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'Look Mom, No Cavitation!'

June 1, 2000
Call me weird, but one thing I always enjoy is standing in a mechanical room where a circulator is running so quietly that I’d have to put my ear on it to hear any sound.
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Hampered Hydronics

June 1, 2000
Aside from the obvious problems caused by poor design or installation, there are several less conspicuous snags lying in wait for unsuspecting hydronics specialists.
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Expanded Thinking

June 1, 2000
This month’s column summarizes the sizing of a modern diaphragm-type expansion tank.
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Righting Some Wrongs

June 1, 2000
Solutions for flawed hydronic heating systems.
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NPSH: Not Pumping So Hot

June 1, 2000
Now that I’ve picked on engineers a bit, let me say that NPSH is really a pretty simple concept.
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BNP Media's Plumbing Group Visits Grundfos North American Headquarters

BNP Media’s Plumbing Group, comprised of the Plumbing & Mechanical, Supply House Times, PM Engineer (pme) and Reeves Journal brands, recently visited Grundfos’ new North American headquarters building in the western Chicago suburb of Downers Grove, Ill.

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Plumbing and Mechanical

March 2014

2014 March

In the March issue of Plumbing & Mechanical, read about the 'living in place' movement and learn how to make your space stylish and comfortable. PM catches up with MCAA president Chuck Fell and spoke with him about his goals for the year. Also in this issue, see the top products of 2013, see who is the March Truck of the Month, and read the latest Tool Tips.
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