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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

Variations On Residential Solar Water Heating PART 2

John Siegenthaler, P.E.
John Siegenthaler, P.E.
August 1, 2009
Freeze protection without antifreeze.
Read More

Header Perfection

John Siegenthaler, P.E.
John Siegenthaler, P.E.
August 1, 2009
When it comes to hydronic headers, short and fat is good!
Read More

One After The Other

John Siegenthaler, P.E.
John Siegenthaler, P.E.
July 21, 2009
In some systems, outdoor reset control can vary the supply water temperature from a relatively high design temperature down to just above room temperature.
Read More

The Ultimate Gas-Fired Heat Source

John Siegenthaler, P.E.
John Siegenthaler, P.E.
July 1, 2009
A critical notion if hydronic technology is to maintain a leading role in residential construction.
Read More

Overly Separated

John Siegenthaler, P.E.
John Siegenthaler, P.E.
June 19, 2009
Eager to keep up with new technology, an installer decides to install a hydraulic separator between a boiler and distribution system.
Read More

The Evolution Of A Heating System

John Siegenthaler, P.E.
John Siegenthaler, P.E.
June 2, 2009
Was my heating system ‘green’ 29 years ago? Judge for yourself…
Read More

Peculiar Piping

John Siegenthaler, P.E.
John Siegenthaler, P.E.
May 20, 2009
To say this system is a piping aberration is going easy on it.
Read More

Perception Vs. Reality

John Siegenthaler, P.E.
John Siegenthaler, P.E.
May 1, 2009
Will the real green energy systems please step forward?  
Read More

More Complicated Than Necessary

John Siegenthaler, P.E.
John Siegenthaler, P.E.
April 15, 2009
An installer is asked to provide a system that supplies two zones of fin-tube baseboard and two zones of floor heating.
Read More

Fun With A FLIR

John Siegenthaler, P.E.
John Siegenthaler, P.E.
April 1, 2009
Infrared thermography reveals heat transfer in action.
Read More
View All Articles by John Siegenthaler, P.E.
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    • PMC COLUMNS
      • Dave Yates: Contractor’s Corner
      • John Siegenthaler: Hydronics Workshop
      • Kenny Chapman: The Blue Collar Coach
      • Matt Michel: Service Plumbing Pros
      • Scott Secor: Heating Perceptions
  • ENGINEERS
    • CONTINUING EDUCATION
    • DECARBONIZATION | ELECTRIFICATION
    • FIRE PROTECTION
    • GEOTHERMAL | SOLAR THERMAL
    • PIPING | PLUMBING | PVF
    • PME COLUMNS
      • Christoph Lohr: Strategic Plumbing Insights
      • David Dexter: Plumbing Talking Points
      • James Dipping: Engineer Viewpoints
      • John Seigenthaler: Renewable Heating Design
      • Lowell Manalo: Plumbing Essentials
      • Misty Guard: Guard on Compliance
  • RADIANT & HYDRONICS
    • RADIANT COMFORT REPORT
    • THE GLITCH & THE FIX
  • INSIGHTS
    • CODES
    • GREEN PLUMBING & MECHANICAL
    • PROJECT PROFILES
    • COLUMNS
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      • Natalie Forster: Editorial Opinion
      • Guest Editorial
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