How to install a shower pan on a concrete floor. Cut the boards to length with a miter saw. Cut out a circle of the rubber membrane to fit over the first layer at the drain and glue this in place for a better seal. The roofing paper provides cushion between the concrete and the vinyl membrane which is critical. Attach them to the drain in the floor.
Apply primer and cement to the drain pipe and the flange. Grind down high spots with a rounding stone. Build a dam on your shower floor by placing 1 by 6 boards along the existing layout. We can now put the second piece of the drain assembly in place with screws and then prepare for the next layer of mortar.
Press the drain body into place. Installing a concrete shower base properly is the difference between a shower base that leaks and one that is solid. Im ready to install the shower. Use the level to check the entire concrete slab for any unlevel areas.
Once the cement dries put gaskets on the flange and place the pan over the drain. A pre pitch or pre slope under a shower pan liner is an essential part of a successful. Use silicone to caulk the flange before lining up the drain bodys holes with the flanges screw holes. Laying a concrete base before installing a shower pan must be done to prevent water from leaking into the walls.
I need some step by step instructions on. Depending on local building code you can use a vinyl sheet membrane or hot mop with tar. We can cut a hole for the drain hole. Carry on pushing the drain through until the top is flush with the concrete pan or even a little bit below the surface to encourage proper drainage.
Fill in any low spots with leveling compound and leave the compound to cure for 24 hours. Allow to dry completely. I have a 2 inch abs drain coming through the slab floor with a trap below the concrete. Installing shower pan on a concrete floor.
Caulk around the joins in the pipework in order to keep them completely dry. Go to the space under the shower floor and link up the drainage connections. Be sure to cover the entire shower pan floor with the membrane. Step 3 installing the drain.
Waterproof the shower pan. Install the concrete shower base properly and your shower pan is likely to fit better. If you use a sheet membrane you will have to install a layer of roofing paper first and then install the vinyl membrane.