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A Wallie, Bio, posted this video as a part of a great thread that Delta T, another Wallie, started. He posted: Thought I would share this trick for getting an old threade...
Ross Moore, an engineer friend who works for Indiana Public Works, passed along a page from an old newspaper that had an ad for the Kewanee Boiler Company. An architect f...
Bob "Hot Rod" Rohr of Caleffi shows how to remove an old pipe nipple to make way for new fittings when restoring a radiator.
A discussion on The Wall: Paul S. asked, "Has ever heard of screwed copper pipe? I have it on a job and sizes are way off.
Dry steam is steam with very little liquid water in it. For heating systems, the goal has always been to have 98%-quality steam leaving the boiler. This means that there'...
I asked this question on The Wall: When do you think you need to protect against electrolysis corrosion from stray electrical current, and corrosion caused by dissimilar ...
The question came up on The Wall at HeatingHelp.com about why some contractors buy some or most of their stuff from online suppliers these days. This led to a conversatio...
In 1997, with lots of help from some very smart people, I launched what became HeatingHelp.com. Amazon.com was two years old that year. I was buying books from them.
Here's an excerpt from Al Levi's The 7-Power Contractor: Run Your Contracting Business with Less Stress and More Success. IS THERE A SHORTAGE of information out there on ...
Avoid "Auto" Conclusions Don't try to solve the problem while you’re still in your truck. Some technicians make up their minds before looking around, and then they set ou...
