Radiant & Hydronics

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An installer is asked to pipe two independent zones of high mass floor heating to a conventional gas-fired boiler.

How to become a psychologist and therapist in one easy lesson: Open a mechanical contracting firm!

Industry veteran Larry Weingarten donated nearly all of his antique water heater collection to The General Society of Mechanics and Tradesmen of the City of New York. His collection is now on permanent display at West 44^th Street in Manhattan.

A guy I don’t know emailed me a question. I get a lot of that because I’m easy to find on the internet.

When water is heated, the space required for each molecule increases. Any attempt to prevent this expansion will be met by tremendous forces.

An installer was asked to include an air-to-water heat pump into a low-temperature radiant panel heating system supplied by a mod/con boiler.

We are proud to present the fourth of five eBooks specifically for the hydronics market. Brought to you by Plumbing & Mechanical, PM Engineer and Supply House Times, this FREE eBook is a collection of columns and articles from John Siegenthaler, a well-respected hydronics expert.

Proceeds from Wetstock will go towards Merit Awards for graduates of the Mechanics Institute HVAC/R curriculum at the General Society of Mechanics & Tradesmen.

The owner asked for a bid to replace her 35-year-old cast iron boiler which was still operating. She had two requirements: Redundancy in the event of a boiler malfunction and lower fuel costs for the building.

Twenty-five years ago, I wrote a story for this fine magazine. I titled it, “Only Gus Touch.” Over the years, many people have told me they still remember that tale and ask if I can send them a copy. Sure, why not?