Radiant & Hydronics

John Siegenthaler: Game changer

Heat pumps and chilled water cooling will change the future of hydronics.

September 29, 2021

With systems dating back into the 1800s, hydronic heating has been around a long time. As with many technologies, a modern hydronic heating system bears little resemblance to one based on the earliest design techniques and hardware.

The Glitch & The Fix: Intentions versus results

September 27, 2021

An installer is asked to provide a system that supplies two zones of fin-tube baseboard and two zones of floor heating.

Contractor Thinking About Heating System

Heating Help

Dan Holohan: What's inside?

Approach troubleshooting by thinking like the system you’re working on.

Dan Holohan

September 2, 2021

This one goes back a bunch of years. The contractor was a good steam man, but he had run out of ideas with this job. It was a typical, five-story, New York City tenement building. Its one-pipe steam system had served generations of tenants for more than 100 years.

Hydronics Workshop

John Siegenthaler: Freedom of (fuel) choice

Using a heat pump to displace high-priced fuel.

John Siegenthaler, P.E.

September 2, 2021

I recently provided guidance on a unique residential retrofit project. The house, a modest 2,500 square-foot, two-story, was located in a semi-rural area near Albany, New York.

Dan Holohan: My favorite radiator stories

The things we are taught when young stay with us for a long time — even if they are not always the right things.

Dan Holohan

August 2, 2021

So, I’m visiting a wholesaler in an old town on Long Island where my Uncle Tony worked when he was still on this side of the lawn. You would have liked him.

Hydronics Workshop

John Siegenthaler: What I look for

A 'dirty dozen' things that point to trouble ahead.

John Siegenthaler, P.E.

July 29, 2021

I've had lots of opportunities to review plans for pending hydronic heating systems. I've also been on "forensic" visits to sites with improperly performing systems. Of the two, I much prefer plan review over forensics.

Radiant Comfort Report

Growing demand for warehouses is fertile ground for radiant heating

George Youngvorst

May 20, 2021

Over the past couple years, construction of large distribution centers and warehouses has steadily increased throughout North America.

Radiant Comfort Report

Jimmy Diresta adds radiant heat

Radiant system creates comfortable work space for well-known artist.

Dan Vastyan

May 18, 2021

Some talented people seem to have the ability to create anything. Regardless of what they apply themselves to, the end result is always stunning.

WarmlyYours electric towel warmer

May 17, 2021

The new dual connection version of WarmlyYours’s most popular towel warmer allows for users to pick whether the unit has a traditional plug-in or hardwired (with modification) electrical connection (120 VAC).