Making A Sloped Shower Floor

Water that gets into the mortar bed won t be able to drain out.

Making a sloped shower floor.

Usually this requires that the floor is recessed between 1 to 2 for the minimum size. You need to place what is called a cleavage membrane beneath your lathe. Make your diy shower tile experience easier with these pro tips from the tile shop. No matter what the building inspector says it s not a good idea to install a pan liner and then a single sloped mortar bed over it.

When working with the wet concrete strike it gently with the flat side of the trowel to help bring the moisture to the surface and smooth out the concrete. Before tiling a shower be sure the drain and sub floor are properly seal. The membrane does not make anything waterproof. For instance if the drain opening measures 2 foot 8 inches from the furthest wall then the shower floor should slope 3 4 inch from that wall to the drain.

This is just a sheet of plastic or tar paper stapled to your wood floor first with the lathe placed over it. 1 measure from the drain opening to the furthest wall then round up to the nearest foot. From the floor drain. For standard shower sub floor areas with a centered drain or custom shower areas where the drain is within 36 in.

Calculate the slope by multiplying the measurement by 1 4 inch. On wood you can use regular metal lathe. Sticks measure 1 8 in. Make the cement about a half inch deep around the drain assembly.

To determine the proper slope measure from the drain to each wall and figure a quarter inch of slope per foot of length. Taper x 36 in. You need to first make sure your shower floor will stay where you put it. Shovel it into the shower stall working it with your trowel as you do.

All kits have the built in code required slope and can be used with any shower base pan liner system currently on the market today. Mix the cement in the wheelbarrow. I used an unbonded mortar bed so i have a tar. Reinforce the shower pan.

The top of the drain must be set below the subfloor of the room. Install the liner over a pre sloped bed as i explain here.