It started with a typical call and a typical request from a favorite contractor. He wanted pricing on a pair of high efficiency boilers which is pretty routine, but in this case would be replacing a ...

As I mentioned in last week's blog post, expansion tanks are required when water in a home can't expand back into the water main. This might be caused by a check valve, a backflow preventer, or a ...

Dear Jerry: We have lived in our 1922 Tudor home in Brighton for the past 38 years. Our current boiler is 20 years old. The unit has been regularly serviced by the same company and still works well.

When a water heater is connected to a closed system, an expansion tank must be installed to prevent excessive pressure in the water. To help understand what this is all about, please read on. Why most ...