Return of Off The Wall. With Dan Holohan’s return to Plumbing & Mechanical, Supply House Times and pme, we are again sharing with readers, with Dan’s permission, some of the posts from his website's message board.

Just plain nuts

March 1, 2012

By Dan Holohan

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It is more difficult to spot these customers because they look so normal - at first.

Performing a boiler combustion analysis

January 1, 2012

By Ray Wohlfarth

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Weigh the advantages and disadvantages when deciding the best testing approach.

Retrofits made easy

March 1, 2012

By John Siegenthaler, P.E.

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

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DEWALT media event at Stanley Black and Decker University

The DEWALT media event was hosted at the Stanley Black and Decker University in Towson, Md.
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AVAILABLE ON DEMAND Sail through lead-free law compliance. When piping a potable water system, the bronze valves you’re using have an expiration date –January 4, 2014. Find out what US Senate Bill S.3874 is about, how it compares to previous standards, and most importantly — how it will affect you.

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Revised to include details on the latest technologies, Valve Handbook, Third Edition, discusses design, performance, selection, operation, and application. This updated resource features a new chapter on the green technology currently employed by the valve industry, as well as an overview of the major environmental global standards that process plants are expected to meet.

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