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
Leaky back flow preventers is a common problem. Universal replacement kits are available online for $20 to $30. Leaving a hose connected to the black tank flush can cause these to valves to stop working and leak.
