Interesting you mention that—had a similar experience myself. Spent days convinced it was thermal expansion causing the knocking sounds in my basement...

Haha, ghost choir—that's a new one for me. I've heard pipes bang, whistle, and even make weird clicking noises, but humming? Interesting. Makes me won...

Funny you mention layering—I actually experimented with something similar last spring. Had a client whose rain harvesting setup kept clogging up, and ...

Had a similar issue once—thought ice cubes would do the trick, but nope. Ended up pulling out a chunk of lemon peel that had somehow wedged itself way...

Had a similar experience myself. Thought I'd breeze through renewing online after work one day, but nope... got stuck in some endless loading loop. En...