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Home » Topics » Radiant & Hydronics

Radiant & Hydronics
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John Siegenthaler: Picking winners

Are geothermal heat pumps economically sustainable in an unsubsidized market?
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
June 10, 2019

The U.S. geothermal heat pump industry was breaking out the champagne on Feb. 9, 2018.  That’s the day President Donald Trump signed the Bipartisan Budget Act of 2018, a bill that boosted government spending by hundreds of billions of dollars.


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Modern Hydronics Done Right Volume 3
Sponsored Content

Modern Hydronics Done Right Volume 3

eBook
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
June 6, 2019

We are proud to present the third of five eBooks specifically for the hydronics and radiant heating/cooling 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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SlantFin

Slant/Fin celebrates 70th anniversary

May 23, 2019

Slant/Fin took its name from founder Mel Dubin’s original design — a slanted, locked fin — that he came up with in response to the era’s inefficient fin-tube radiation designs.


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the fix

The Glitch: Thermal bullying

John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
May 21, 2019

A contractor is asked to design a hydronic heating system for a modest, super-insulated house in a cold Northern climate. The home’s design load is only 18,000 Btu/h. The owners are planning to install a 12 KW solar photovoltaic electrical system.


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Boiler piping kit from Webstone

Boiler piping kit from Webstone

May 15, 2019

Webstone’s Hydro-Core Complete Near Boiler Piping Kit was designed in partnership with Lochinvar for its Noble NKB080, NBK110 and NBK150 boilers.


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Watt's fastener system

Watt's fastener system

May 14, 2019

Watts’ new QuadRail Fastener system is designed to hold a wide variety of Watts tubing and pipe in a substrate such as concrete, thin slab and sand.


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RIDGID PEX tool

RIDGID PEX tool

May 14, 2019

The RIDGID PEX-One 12V Battery PEX Tool is designed for contractors who repair or install PEX plumbing systems.


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Viega’s Climate Panel

Climate panel from Viega

May 13, 2019

Viega’s Climate Panel is a wood panel that uses 5/16” barrier tubing for radiant heating and cooling applications.


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Radiant heating mat from Uponor

Radiant heating mat from Uponor

May 13, 2019

Fast Trak is the quick and easy solution for radiant floor heating installations in new, remodel and retrofit applications, Uponor says.


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MrPEX stainless steel manifold

MrPEX stainless steel manifold

May 13, 2019

The MrPEX 1 ¼” stainless steel manifold offers the highest level of long term corrosion resistance by using a high-grade stainless steel suitable for radiant heating, radiant cooling and snowmelt systems, the company notes.


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