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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

A Burning Question

March 30, 2006

Are high-performance condensing boilers compatible with mixing devices?

John Siegenthaler, P.E.

March 7, 2006

Those who've worked within the hydronic radiant heating market in most areas of the county have probably been asked about the feasibility of snowmelting. Many hydronic professionals now offer it as a part of their repertoire. It's a natural extension of the skill set learned to design and install radiant heating systems.

John Siegenthaler, P.E.

February 16, 2006

We've talked about the implications of long radiant floor circuits in the past. They do cut down on hardware, such as manifold connections. They also speed the installation. But what about thermal performance? Can the use of a “high head” circulator correct for the potential thermal degradation due to an extra long circuit?

John Siegenthaler, P.E.

January 12, 2006

Last fall the PM columnists were all challenged to write about their “secret life” for their January columns. The idea was to write about something they do or enjoy that's a bit outside their normal monthly specialty.

John Siegenthaler, P.E.

December 1, 2005

If you attended the RPA RadFest East this past October, you may remember the piping schematic in Figure 1 as an example of what not to do.

John Siegenthaler, P.E.

November 1, 2005

You don't need dozens of control boxes and miles of thermostat or sensor cable to provide appropriate zoning.

John Siegenthaler, P.E.

October 1, 2005

It's time to stop 'overpumping' our hydronic systems.

John Siegenthaler, P.E.

September 1, 2005

Technology marches onward.