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Home » Authors » John Siegenthaler, P.E.
John Siegenthaler, P.E.

John Siegenthaler, P.E.

John Siegenthaler, P.E., is a consulting engineer and principal of Appropriate Designs in Holland Patent, New York. In partnership with HeatSpring, he has developed several online courses that provide in-depth, design-level training in modern hydronics systems, air-to-water heat pumps and biomass boiler systems. Additional information and resources for hydronic system design are available on Siegenthaler’s website,  www.hydronicpros.com.

Articles

ARTICLES

John Siegenthaler: Modern biomass meets state-of-the-art hydronics

This wood-pellet system example is intended to supply space heating and domestic hot water.
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
November 14, 2018

There will always be fringe markets for products that use renewable energy to provide marginal heating comfort. These markets survive because early adopters willingly sacrifice superior comfort as the perceived price for using renewable energy.


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The Glitch

The Glitch: Primarily problematic

John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
October 24, 2018

The Glitch & Fix: October 2018


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John Siegenthaler: Radiant panel systems

John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
October 22, 2018

Radiant floors don’t necessarily have to feel warm to work properly.


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The Glitch

The Glitch: Follow the arrows

John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
September 30, 2018

The Glitch and Fix: September 2018


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John Siegenthaler: Injection mixing combined with thermal storage

John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
September 28, 2018

This established technique doesn’t always receive due consideration.


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John Siegenthaler: Drawn to professionalism: Part 3

John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
August 28, 2018

Software can help the hydronics professional design and install better systems.


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The more heat the distribution system

The overlooked benefits of radiant

Distribution efficiency has nothing to do with converting any type of fuel into heat.
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
July 30, 2018

An efficient hydronic system is more than just a high-performance boiler.


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John Siegenthaler: How to stage a renewable heat source with an auxiliary boiler

John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
July 18, 2018
Making a positive contribution with a renewable heat source.
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Modern Hydronics Done Right
Sponsored Content

Modern Hydronics Done Right

eBook
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
June 20, 2018

We are proud to present the first of five eBooks specifically for the hydronics market. Brought to you by Plumbing & Mechanical, PM Engineer and Supply House Times, this eBook is a collection of columns and articles from John Siegenthaler, P.E., a well-respected hydronics expert and longtime columnist for PM, pme and Supply House Times.


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John Siegenthaler: Drawn to professionalism: Part 2

John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
June 19, 2018

Using schematics and narration to describe system operation helps ensure system longevity.


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View All Articles by John Siegenthaler, P.E.
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