|Posted by Mark on March 03, 2003 at 00:18:33:|
|In response to Re: Vibrating pipes|
I've witnessed this phenomenon twice. One time it was a toilet shut-off valve that wasn't open all the way. The other time it was a faulty water pressure regulator.
Try to locate where the humming seems the loudest in the house - it will give you a clue to what is causing it.