One common reason for a smelly P-trap is that it's dry. The water in the pipe's bend creates a barrier that blocks sewer ...

Before you can stop a leak in your kitchen sink plumbing, you have to find its source. That can be tricky. Water that escapes ...

Question: I hope you can help me resolve this problem. For about six months a very offensive odor has come in from my bathtub's drain. It seems to occur mostly in the evenings, but not every evening.

Fixing a dry P-trap is easy: flush any rarely-used toilets and turn on the taps in showers, sinks and bathtubs that don't get much use. If this doesn't solve the problem, ...

Dry or dirty P-trap. A P-trap, or drain trap, is a U-shaped section of pipe that holds a small amount of water at all times to help prevent sewer gases from coming up through your drain.

With an “S” trap drain, the trap is easily siphoned dry with each use and the water seal no longer exists. A properly installed “P” trap will always maintain a water seal.