This section is your guide to hot-water heating systems with information about system design and piping, air elimination, pumping away, primary-secondary pumping, valves, radiators, troubleshooting tips, and more.
Here's a full day's work compressed into a couple of minutes, courtesy of our friend John Cataneo's Dropcam. There's a lot to consider when moving a hot-water system from...
First things first. Before the 1920s, most steam contractors used cast-iron, column-type radiators. Those are the free-standing ones with the real wide sections.