Dan Holohan

Off The Wall: Steam boilers and wet returns

Dan Holohan

September 1, 2012

I am in the process of getting bids to replace my old (circa 1930s) steam boiler. 

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What might have been

Dan Holohan

August 1, 2012

The death of a hydronic pioneer’s dream.

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Lester on licensing

Dan Holohan

July 1, 2012

It could be the answer the PHC industry has been seeking.

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One wimpy heater

Dan Holohan

June 1, 2012

If you look at just one part of the steam system, you won’t be able to solve the problem.

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Pipe and valves

Dan Holohan

May 1, 2012

Getting the most out of modern steam boilers.

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Tales of TRVs

Dan Holohan

April 1, 2012

Pressure drop and flow resistance are critical when installing these devices.

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Just plain nuts

Dan Holohan

March 1, 2012

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

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The power of hydrogen

Dan Holohan

February 1, 2012

Check the pH of steam boilers regularly to reduce corrosion and leaks.

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Where there is air

Dan Holohan

January 1, 2012

Think like steam and watch your problems fade away.

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The work

Dan Holohan

December 1, 2011

You’ll never look at a cast-iron boiler the same way again.

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