Cutting into a wall, ideas/closing back up
I'm getting very tempted to try and get into a wall that houses the black tank flush water line. I am pretty sure it's leaking at a fitting that it up in the wall, and cannot be pulled down. When ...
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Bet it is the back flow prevention valve. Mine was a plastic thing that broke. I epoxyed it back together as I remember and it is working after several years.
