Q: I have a problem with my plumbing. Below my kitchen sink is a copper pipe that comes out of the wall, extends for about a foot and then goes back into the wall. I have noticed a small leak coming ...

Avoid an emergency call to a professional with an easy and inexpensive repair—no soldering required.

It seemed, perhaps, that there was a hint of the scent of damp to the back kitchen cupboard. I figured it was something coming through the shared vent pipe and lingering after they stripped out a ...