|I'm no expert, but I think there's a leak...|
The (correction: "A") problem was that the tub drain assembly had completely rusted out where it attaches to the main drain
|Pex water lines for shower.|
Put in proper frame. For a shower you need to use 1/2" concrete board on the wall. That plus the weight of the thinset and tile requires you secure studs to the concrete wall.
|Otis just sleeps while I work. He's not bothered by anything.|
Installing the concrete board.
|That's a good lookin' shower. Bushed nickel....|
|Tired but victorious|
|Sink from Hell|