Quote:
Originally Posted by jonathan150cc
Or you could save $10 and just turn the water off for 30 seconds while you later up. You shouldn't lose much heat. The hot water will already be in the pipes and it will stay warm for a bit.
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True, but the nice thing about the shutoff valve is that the water is the same temperature as when you shut it off, so you don't have to fiddle with the hot and cold to keep from getting burned/frozen.