I have a commercial bldg, which is vacant. I had drained the water lines with compressed air. For a couple of winters everything was fine. Then the local water company decided to remove the existing water meter... there was a valve in the line to shut off the water line to the bldg. It was apparently frozen open. The representative of the water company pulled the meter... left the valve open and water company did not notify anyone that the meter had been pulled or valve would not close. Bldg was "downhill" from water vault that the... read full review »