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Home » radiators

Articles Tagged with ''radiators''

John Siegenthaler Hydrolics Workshop

How flow rate affects heat output

When “thinking mathematically,” most people think in proportions.
John Siegenthaler, P.E.
John Siegenthaler, P.E.
April 22, 2014

German water.


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Dan Holohan October 2014 Author Image

How heating systems began

I was having a conversation the other day with Mr. Ara Marcus Daniels.
Dan Holohan
Dan Holohan
April 22, 2014

We were talking about early heating systems, Ara and I. I had questions and he had answers. When you want to know stuff about how things began, it pays to ask someone who has been dead for a while. Guys like that were there at the start and saw most of it for themselves.


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Dan Holohan October 2014 Author Image

High pressure goes to low pressure. Always.

Inflation.
Dan Holohan
Dan Holohan
March 17, 2014

I stopped at the gas station the other day because one of my car’s tires looked a bit low. They charge us for air here on the Isle of Long. When I was a young man, it was free.


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Radiator Cover-Up

A simple way of killing convection and radiation.
Dan Holohan
Dan Holohan
April 19, 2013
One of my yellowed heating textbooks has a wonderful drawing of a Victorian radiator that has what looks like a teapot cozy over it.
Read More
Amba feature

Towel Rails and Radiators

April 19, 2013
Amba offers an extensive range of heated towel rails/radiators to keep towels, bathrooms, basements, spas and mud rooms warm and dry.
Read More

Hydronic heating has come a long way, but system innovation continues

Dan Holohan
Dan Holohan
January 15, 2013
Twenty years ago this month, I wrote a column for this fine magazine titled, “Reaching for Higher Plateaus.”


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RPM Products Acquires Divisions of Radiator Specialty Co.

September 30, 2011

RPM Products Inc. has acquired the Plumbing Parts and Douglas Tool Divisions of Radiator Specialty Co.


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  • NEWS
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  • CONTRACTORS
    • BATH & KITCHEN PRO
    • BUSINESS MANAGEMENT
    • HIGH EFFICIENCY HOMES
    • TECHNOLOGY
    • WATER TREATMENT
    • 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
    • CONTINUING EDUCATION
    • DECARBONIZATION | ELECTRIFICATION
    • FIRE PROTECTION
    • 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
    • RADIANT COMFORT REPORT
    • THE GLITCH & THE FIX
  • INSIGHTS
    • CODES
    • GREEN PLUMBING & MECHANICAL
    • PROJECT PROFILES
    • COLUMNS
      • Codes Corner
      • Natalie Forster: Editorial Opinion
      • Guest Editorial
    • SPONSOR INSIGHTS
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    • VIDEOS
    • WEBINARS
  • RESOURCES
    • INDUSTRY CALENDAR
    • DIRECTORIES
    • EBOOKS
    • PM BOOKSTORE
    • CE CENTER
    • MARKET RESEARCH
    • CLASSIFIEDS
  • EMAGAZINE
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    • ARCHIVE ISSUES
    • CONTACT
    • ADVERTISE
    • PME EMAGAZINE ARCHIVES
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