Articles Tagged with ''hydronic heat''

Our industry needs more focus on distribution systems

It’s not all about the boiler.
By John Siegenthaler, P.E.
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As an industry, we have to move beyond judging the quality of a hydronic system based solely on the heat source.


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Get real — get hydronic heat

Reality shows.
By Dan Holohan
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An old, cast-iron pipe, with the slightest amount of water in it for two winters can crack laterally and for quite a few feet.


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How flow rate affects heat output

When “thinking mathematically,” most people think in proportions.
By John Siegenthaler, P.E.
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German water.


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Kids and mechanical malfunctions

Could they be the cause of your mechanical malfunctions?
By Dan Holohan
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Our daughter Kelly and her husband, Craig, wanted to give our grandchildren names that would never appear on a souvenir rack in a touristy store, so they named our grandson Sullivan “Sully” Daniel and our granddaughter Dempsey Jane.


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Talking to my computer

My first experience teaching an online course.
By John Siegenthaler, P.E.
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Last fall, I taught my first online course dealing with designing hydronic heating systems. The course was titled “Mastering Hydronic System Design.” It was a collaborative effort between HeatSpring Learning Institute, BNP Media’s CE Campus and myself.


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Condensing combiboilers

Navien introduces the NCB Series combiboilers, the first condensing combination boilers capable of simultaneously delivering plentiful hydronic heat and unlimited domestic hot water
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Navien introduces the NCB Series combiboilers, the first condensing combination boilers capable of simultaneously delivering plentiful hydronic heat and unlimited domestic hot water


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Some ways to simplify hydronic systems

Less is best when it comes to hydronic heating systems.
By John Siegenthaler, P.E.
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After completing a hydronic installation, especially one that’s taken you a few days longer than expected, do you ever ponder that there is just too much “stuff” in some of these systems?


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Vertical heating

By Dan Holohan
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Unraveling the mysteries of early 20th century high-rise steam-heating systems.
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Do this, do that

By John Siegenthaler, P.E.
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A new piping concept and control wiring challenge.  
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The house by Cedar Hill

By Dan Holohan
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The early days of district steam heating systems in NYC.
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HOLDRITE will be hosting a free webinar for Acoustical Isolation on Tuesday, Sept. 16, 2014.

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July 2014

2014 July

In the July issue of PM Magazine, read about the steps the president of MacGregor Plumbing is taking to help the next generation of plumbing professionals enter the industry. Learn about the Hartford Loop, how CPVC pastic piping works in multifamily construction and training mistakes to avoid to become a more effective trainer. Find out who is this month's Truck of the Month, read the latest tool tips and discover the latest products in the plumbing industry.
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