Radiant & Hydronics Columns

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Each Thursday morning, I send a free enewsletter to more than 5,000 opt-in subscribers. It usually contains seven links to interesting stories (some of which even have to do with heating) along with my brief musings. I do this because I am curious by nature, love to share and have no life.

The market for wood-gasification boilers is growing in North America. Most are used in rural areas where natural gas in not available, and thus the cost of firewood is often very competitive against the alternatives of No. 2 fuel oil or propane.

John was a custodian for a local school district. We used to call him “20 Questions” because he would constantly ply us with questions about the boilers when we would perform the annual service. He would jokingly ask how many of the 20 questions he would have left.

Differences exist between rules of thumb and precise calculations.

 Our daughter, Colleen, born and raised on Long Island, now lives in a suburb of Boston with her husband, Adam. The town they live in is called Medford.  

For years we have designed boiler rooms consisting of two oversized boilers with fully modulating burners. 

 The following formula has been around the North American hydronics industry for a long time:  

 I was chatting with an engineer the other day. She called to ask me some questions about old steam-heating systems, particularly those of the New York City variety.  

 I’d like to begin with a big shout-out to that noted philosopher, Mr. Michael Tyson, who once said, “Everyone has a plan, ’til they get punched in the mouth.”

A complaint building maintenance departments frequently hear is that the occupants are either too hot or too cold. In some instances, both complaints may come from the same room.