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John Siegenthaler

John Siegenthaler

Hydronics Editor at PM Engineer

Contact this person
Email address
j*****@*******.comGet email address
Influence score
32
Location
United States
Languages
  • English
Covering topics
  • Construction
  • Industry

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Recent Articles

supplyht.com

Geothermal heat pump systems with manifolded earth loops may ... - Supply House Times

Most residential geothermal heat pump systems use closed-earth heat exchangers constructed of high-density polyethylene tubing. The overall earth heat exchanger usually consists of several parallel piping circuits joined into a set of headers.
over 11 years ago
supplyht.com

Why a hydronic system does what it does | 2014-11-19 - Supply House...

Two absolutes.
about 10 years ago
supplyht.com

Combining a geothermal heat pump with a boiler | 2016-01-11 - Suppl...

The HVAC trade spotlight continues to shine on geothermal heat pump systems in various-sized buildings.
almost 9 years ago
supplyht.com

How to rid complex piping systems of air - Supply House Times

I know that proper system design can quickly rid just about any hydronic system of air and keep it that way.
over 8 years ago
supplyht.com

It's time to get serious about water quality in hydronic systems - ...

It’s time to get serious about water quality in hydronic systems.
about 8 years ago
supplyht.com

10 comparisons between hydronics and VRF/VRV systems | 2016 ... - S...

Hydronics has long been known for unsurpassed heating comfort
about 8 years ago
supplyht.com

Myths and methods for protecting boilers against flue-gas ... - Sup...

All boilers that aren’t designed to operate with sustained flue-gas condensation should be protected against sustained flue-gas condensation.
over 7 years ago
supplyht.com

Tubing depth does affect the performance of heated slabs - Supply H...

Unlike relocating a sensor or unthreading a pipe fitting, there’s no way to change tubing depth once the concrete is placed
about 7 years ago
supplyht.com

Higher-efficiency circulators are here to stay | 2017-10-19 - Suppl...

Wet-rotor circulator technology got to where it is today through continuous design and manufacturing improvement.
about 7 years ago
achrnews.com

John Siegenthaler, PE

John Siegenthaler, P.E. Principal of Appropriate Designs john@hydronicpros.com The third edition of his book, Modern Hydronic Heating, is now available. For details, visit www.hydronicpros.com.
about 6 years ago
supplyht.com

Beyond 20 years

Fifty years from now I doubt I will be predicting anything, and yet, hydronic heating, in some form, will hopefully still exist.
almost 4 years ago