How To Install A Shower Floor Liner

Notice the liner in the diagram below goes up the walls and over the curb.

How to install a shower floor liner.

This article will assume the subfloor of the shower is constructed of plywood although the same principles apply to concrete flooring where the sloped mortar bed is applied beneath the pan liner. Including the framing and prep work installing the shower liner building the pan preslope installing the drain and tile. Installing a flexible shower pan liner is not beyond the ability of a smart do it yourselfer but there are a few guidelines to help ease the procedure. This post is part of a complete series explaining how to diy a shower pan from start to finish.

Get a professional plumber to rough in the shower drain before starting the concrete installation. The first layer is a. Place cardboard or another material into the shower pan base to protect its surface. Screw the shower pan rim into the wall studs using 1 1 4 inch screws through the pre drilled holes.

For extra waterproofing install a shower pan liner between layers of mortar before laying the shower pan on top. Also make sure your floor is pre sloped before installing the rubber liner in the following steps to prevent future mold and mildew. You can also start with the preparation and planning post or with creating a preslope. How to install a shower floor membrane.