Radiant & Hydronics

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I spotted a story in the newspaper last year that made me smile with a memory that was bittersweet. 

Although the market for solar thermal systems is a tiny fraction of what it once was, I still believe there are viable applications that could help in decarbonizing thermal energy systems.

PM Chief Editor Nicole Krawcke discusses all things radiant with expert panelists Robert Bean, Mark Eatherton, Dan Holohan, John Siegenthaler and Dave Yates

Not long ago, Ray asked the Wallies who post daily on The Wall at HeatingHelp.com what advice they would give someone just starting out in this business. Here’s some of what they had to say. There’s a lot of street-smart experience here.

This special eBook brings together our excellent editorial staff plus all of our industry’s top writers and columnists – the All Stars!

Last month, we covered the basics of classifying switches and relays based on poles and throws. Once you learn these, it’s easy to apply switches and relays to create “hard-wired” control logic - part two.

Over the years, I've had many homeowners read my books and then write to tell me they knew more about their system than the contractors that came to their houses. This was particularly true when it came to steam heating.

The basics of relays and switches - part one.

Historically specified and installed as radiant heating and cooling or snow- and ice-melting systems pipe, PEX is now trending as a viable hydronic distribution pipe for heating hot water and chilled water applications.

It was one of those days at HeatingHelp.com when the old guys had the floor. One of the regulars, a retired (and understandably crotchety) fella from Canada had this to say: