Hydronic Technology

Your resource for the latest hydronics news, trends and new products.


Wood-gasification boilers are born to burn

The Glitch and The Fix, September 2014
By John Siegenthaler, P.E.
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Due to the high price of fuel oil, a contractor is hired by a building owner to install a wood-gasification boiler to supplement the oil boiler. The building’s distribution system consists of a three-zoned air handler with hot water coils.

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Navien combi-boiler named top plumbing product at 2014 Comfortech

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Judges said the product is the “most innovative and useful to plumbing contractors” at the trade show.

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RIDGID awards PHCC scholarships for plumbing, heating apprentice programs

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Scholarship recipients will receive up to $1,000 in tuition assistance and $1,500 in RIDGID tools.

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Register for Viessmann's 2014 Fall Open House

This free event kicks off the heating season with state-of-the-art technical training.
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The Viessmann Open House is scheduled for Sept. 10, 2014.

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Get beyond your fear of condensation in radiant cooling applications

Radiant cooling exposed.
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Get beyond your fear of condensation production.

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Moving the hydronics industry forward

Tomorrow’s hydronics.
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What will it take to move this industry forward?

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RPA extends deadline for System Design Showcase Competition to November

Entries accepted through Nov. 1, 2014.
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The winners will be announced in January during the organization’s Annual Membership Meeting and Conference in Chicago.

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Weil-McLain recalls Ultra Series boilers due to risk of fire, explosion

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Boiler manufacturer Weil-McLain is recalling its Ultra models 80, 105, 155 and 230 MBH Ultra Series gas-fired boilers used for space heating. A cap on the boilers’ manifold can crack and release gas into the home, posing a risk of fire and explosion.

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Noritz offers contractors online tankless water heating education

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Noritz America announced the release of its Online Residential Level 1 tankless water heater training for plumbing and heating contractors. The training sections offer a complete overview of tankless technical information, including an introduction to the entire Noritz product line and guidance on proper sizing and installation for residential applications.

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OESP to award Dan Holohan Scholarship

The inaugural scholarship is expected to be presented in April.
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Judy Garber presented Plumbing & Mechanical columnist Dan Holohan with a certificate recognizing him for all he has accomplished on behalf of the OESP scholarship program.

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Mastering Hydronic System Design, 10-week online course


The 10-week course will run from September 15 through November 21, 2014.

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Image Galleries

2013 QSC Power Meeting XXXVIII

March 14-16, 2013, San Diego

Photos by Kelly Faloon/Plumbing & Mechanical

8/26/14 1:00 pm EST

Free Webinar: Low Temperature Heat Emitter Options in Hydronic Systems

With proper design, you can create systems that require supply water temperatures no higher than 120° F under design load conditions.

Radiant and Hydronics eNews

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2013 August

In the August edition of Radiant & Hydronics, read about new technology in measuring energy, NASCAR driver Ryan Newman and State Water Heaters new partnership and Bradford White's newest apps. Also check out the latest products in the heating and cooling industry.

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Back to School

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Hydronics Know How II CD

The Hydronics Know How II CD contains all the columns and articles John Siegenthaler has written for Plumbing & Mechanical and PM Engineer, from the very first in July 1996 through December 2008. That’s over 200 articles and columns covering everything from heat loss to hydraulic separation.

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Clear Seas Research

Clear Seas ResearchWith access to over one million professionals and more than 60 industry-specific publications, Clear Seas Research offers relevant insights from those who know your industry best. Let us customize a market research solution that exceeds your marketing goals.

Radiant Flooring Guide

Radiant flooring guide 2013Your Guide to suitable floor coverings and submaterials for use with radiant heating. CLICK HERE to read the latest edition of Radiant Floring Guide.


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