Quote:
Originally Posted by gmc
I'll leave it connected and gray valve open... an empty hose/pipe can't be damaged by freezing. There will be plenty of room for any liquid to expand if it freezes.
For the black - be sure there is some antifreeze in the black tank...
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So if you are taking a shower or whatever, the worst that happens is a little water freezes to the bottom of the hose, but most as it's flowing and well above freezing will just works its way through?
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