Quote:
Originally Posted by twindman
Question for everyone- I have always thought that water lines are only a problem if they are 'sealed'. i.e. valves closed. The water expands and if there is no where to go, it bursts the pipes. So any drain shouldn't be an issue in my opinion as the expansion (like in the p traps) would just go up the pipe. Am I wrong here?
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Tom, just to add to what Ron says about the traps. I have done repairs to house plumbing that wasn't winterized. Traps do freeze and crack.