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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

Detour de tank

May 18, 2012

The system shown was installed to provide domestic hot water to a high-end home with six bathrooms. The installer selected the largest 119-gallon indirect water heater available from his local supplier.

John Siegenthaler, P.E.

May 1, 2012

Sometimes the Btu just canít squeeze through.

John Siegenthaler, P.E.

April 30, 2012

A contractor connects an on/off water-to-water heat pump to a highly zoned radiant floor heating system.

John Siegenthaler, P.E.

April 1, 2012

Too little flow causes too many complaints.

John Siegenthaler, P.E.

March 17, 2012

Over the last few years, hydraulic separators have been gaining popularity in the North American hydronics market. Eager to keep up with this new technology, an installer decides to install a hydraulic separator between a boiler and distribution system.

John Siegenthaler, P.E.

March 1, 2012

What’s often impossible with forced air becomes straightforward with hydronics.

John Siegenthaler, P.E.

February 24, 2012

This hydronic system was created to connect two gas-fired, cast-iron boilers to a low-temperature distribution system that supplies 10,000 ft. of 5/8-in. PEX tubing embedded in the floor slab.

John Siegenthaler, P.E.

February 1, 2012

Designing hydronic systems around outdoor wood-fired furnaces.

John Siegenthaler, P.E.

January 22, 2012

An installer uses a four-way motorized mixing valve to interface between a conventional gas-fired cast-iron boiler and a low-temperature radiant panel system.

John Siegenthaler, P.E.

January 1, 2012

A modern approach to a traditional means of hydronic heating.

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