What is this part and what does it do?
Noticed some damp folded towels in the small cabinet under the sink in the bedroom and assumed I had a leak from the p-trap or something sink related. Turns out this (pictured) device has an occasio...
Forum Discussion
Yes it's a vacuum breaker. And yes it's installed upside down. This has already been pointed out by others but of course many don't read before posting. Just change the orientation so the top (with the screw) is up and you're good to go.
