After the shower pan membrane is in place, then the wall boards go on the walls. That’s the right order… the liner membrane and only then the wall boards. The best practice for building shower walls is using cement board. Here’s how you do it…

The liner membrane is installed right over a sloped mortar layer and then sealed to the base of the tile shower drain. Then the liner is run right up the wall against the studs. That gives you a waterproof liner that’s up the walls several inches above the height of the curb. Only after the liner is in place do you install the boars for the wall. (more…)

The tile shower drain is tricky and much of the tricky part is buried in the shower pan. You see the whole shower pan is designed to route all the water to the drain. All the water includes the part that leaks right through the floor. That happens because tile floors are never waterproof. Some water ends up passing right through the floor.

The drain includes holes that are on two layers. The top layer you can easily see. The lower layer is down in the floor. (more…)