Shower Drain Installation: Mount the leakproof drain assembly. Use soap to lubricate the rubber caulking gasket. After you frame the shower walls to fit the shower bay, lay the bay on its back and install the shower drain. Test fit shower pan drain housing into subfloor bore hole. How to Build Shower Floor 2 (Liner, Drain) Now that the curb and pre-slope layer of deck mud is complete you are ready to install the shower pan liner. No, adding the caulk can affect the capability to create a watertight seal in the shower base. When you’re installing a fiberglass or acrylic shower liner enclosure (not to be confused with a shower curtain) and base over a concrete floor, special considerations should be taken to minimize leaks. An important decision you have to make when planning your walk-in shower is choosing the type of floor you want to install – and I’m not talking about materials, which is something else you need to decide later on. This deck mud should slope 1/4" for every foot from wall to drain. Install Drain Body in Shower Base before the Base is put in place on the floor. Can I still caulk the shower drain even though it is a No-caulk shower drain? The Oatey drain system features an adjustable drain barrel that allows the installer to change the height of the drain to match the height of the tile floor. Do you need a pan liner for the No-caulk shower drain? INSTALLATION INSTRUCTION FOR SHOWER PAN WITH PVC DRAIN. Vacuum the subfloor clean of all dust and debris. The PVC shower pan liner is a flexible waterproofing membrane that can be purchased at Lowes or Home Depot. If necessary, trim the pipe length. 3. Frame out shower stall area to shower pan dimensions. 1. In most installations, though, a compression-style drain is the easiest to install because you can set the shower base over the drain, then tighten the drain tailpiece onto the drain pipe with a rubber washer and nut. Drain assemblies for custom-tiled showers are three-piece units, each of which is installed at different phases of the tile pan installation. 2" Drain Pipe should be centered in a hole (approximately 5" diameter) in the flooring. Drain assembly close-up. The top of the Pipe Step 4: CURB OR CURB-LESS SHOWER. Return to Top. The waterproof membrane liner for the shower is sandwiched between two … You then add a second layer of deck mud between the pan liner and tile. If necessary, use hammer and cold chisel to chop out any tile that extends under the pan. 10.Finish installation of the drain pipe into the shower drain assembly. We'll go through this step by step below. The Drain body is inserted from the top side and pressed firmly into place so that the Silicone Adhesive forms an even seal. No, the shower base is considered to be the waterproof barrier. Common DIY Shower Drain Questions. Installing a Base on Concrete . After that, the waterproof membrane or shower pan liner is installed and sandwiched in the locking ring of the drain. Mark shower pan's drain hole onto the subfloor; also mark if pan overlaps the floor tile. 2. How to Install a Tile Shower Drain . Attach the strainer to the drain hole in shower pan. Shower Pan Installation Instructions. DO NOT NAIL OR SCREW ANYTHING INTO THE PAN. Sweep out any debris from sub floor. The assembly locks tightly to the pipe and clamps to the edge of the shower base to make leakproof seals. Apply a ring of caulk around the drain and then, once the shower pan is in place, seal along the perimeter where the pan meets the wall with a bead of caulk. For the floor of your shower or “shower pan,” there are two basic options: Notice the liner in the diagram below goes up the walls and over the curb. Slip the gasket around the pipe and push down until it seats in the drain body. Remove shower pan. Building Shower Pan Curb Ideally, you’re putting it in an area where a drain has already been roughed in. Depending on which shower drain you get, the 2-inch drain line may be designed to be glued onto the shower base drain fitting. Snap on the strainer plate to complete the installation. Proper installation and sealing of the shower drain is the only way to prevent leaking and ensure a safe and clean shower environment.