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Home » Authors » Dan Holohan

Articles by Dan Holohan

Dan Holohan October 2014 Author Image

Old tools of the trade

These guys taught me about the tools.
Dan Holohan
Dan Holohan
February 20, 2015
Sometimes our hands and our eyes can be the best instruments.
Read More
DanHolohan

Examples of cheating your client when servicing their hydronic systems

Eight examples of cheating your client.
Dan Holohan
Dan Holohan
January 23, 2015
Hydronicheating.
Read More
Dan Holohan Feature Image

Daniel Chapman Stillson: Inventor of the pipe tong

Dan Holohan
Dan Holohan
December 9, 2014
Not far from where our daughter Colleen and her husband, Adam, used to live in Somerville, Mass., there’s a house for sale.
Read More
Dan Holohan Feature Image

What Internet-enabled thermostats can do

Dan Holohan
Dan Holohan
November 25, 2014
What more can your device do? These products are shaking things up.
Read More

Calculating heating measurements old school

Cardboard apps.
Dan Holohan
Dan Holohan
October 22, 2014
Calculating measurements since 1867 — no battery or signal required.
Read More
Dan Holohan October 2014 Author Image

Help owners understand fuel savings via lower heat complaints, not payback

“How much will it cost up front?”
Dan Holohan
Dan Holohan
September 24, 2014
Invisible tenants.


Read More
Dan Holohan October 2014 Author Image

Where are our apprenticeships?

The path to a career is through hands-on education.
Dan Holohan
Dan Holohan
August 15, 2014

Perhaps they’d rather be texting, tweeting and posting to Facebook rather than building stuff.


Read More
Dan Holohan October 2014 Author Image

Top 10 facts about the Hartford Loop

Ten facts about its history and how it works
Dan Holohan
Dan Holohan
July 29, 2014

Learn about how the Hartford Loop works.


Read More
Dan Holohan October 2014 Author Image

Hot water and steam boilers during the summer

Summer, hot water and steam
Dan Holohan
Dan Holohan
June 26, 2014

The effects of fresh water and near-boiling water on iron pipe.


Read More
Dan Holohan October 2014 Author Image

Get real — get hydronic heat

Reality shows.
Dan Holohan
Dan Holohan
May 21, 2014

An old, cast-iron pipe, with the slightest amount of water in it for two winters can crack laterally and for quite a few feet.


Read More
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    • PMC COLUMNS
      • Dave Yates: Contractor’s Corner
      • John Siegenthaler: Hydronics Workshop
      • Kenny Chapman: The Blue Collar Coach
      • Matt Michel: Service Plumbing Pros
      • Scott Secor: Heating Perceptions
  • ENGINEERS
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    • DECARBONIZATION | ELECTRIFICATION
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    • GEOTHERMAL | SOLAR THERMAL
    • PIPING | PLUMBING | PVF
    • PME COLUMNS
      • Christoph Lohr: Strategic Plumbing Insights
      • David Dexter: Plumbing Talking Points
      • James Dipping: Engineer Viewpoints
      • John Seigenthaler: Renewable Heating Design
      • Lowell Manalo: Plumbing Essentials
      • Misty Guard: Guard on Compliance
  • RADIANT & HYDRONICS
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