Ever noticed those knocking drain noises when hot water drains out of your sink or bathtub? It's the drain expanding. That's it, that's all. No big deal. It sounds like a leak, but it's not. Here's a video demonstrating this: https://youtu.be/c9k8PiJRTHI. Nevermind the crazy thumbnail.
Most Read
-
Rare south Minneapolis geodesic home lists for $599,000
-
Burnet estate: $25 million masterpiece
-
Q&A: "What causes black stains on my walls along the stud lines?"
-
A traditional 1935 Tudor on Medicine Lake in Plymouth gets a refresh
-
Sizing an air conditioner circuit breaker