The pre slope is a slight slope of the floor draining toward the shower drain created with dry pack cement before the shower pan is installed.
Tile shower pan on concrete floor.
Despite what you may think water can and will penetrate all the way through the tile mortar and concrete above the shower pan making its way down to the shower pan.
Tiled shower floors are visually appealing as well as hygienic.
Once installed they re ready for tile to be set directly on the pan surface without the many time consuming steps of the old fashioned way.
For this example we ll use a drain that is in the center of the shower pan.
Acrylic or fiberglass shower pans have some flexibility and will not crack if there is a small amount of flex to the subfloor.
Pre sloped pans made for using with tile eliminates the need to mud or calculate the proper slope for drainage.
The biggest advantage of tile ready shower pans is the time and effort they save you.
Https youtu be d2kogdwif5a to get this shower floor drain and other supplies go.
Only a few companies make these foam or plastic trays so they may be difficult to find.
The more traditional method involves building a shower pan frame pouring mud into it and waterproofing the area before adding tile.
Pre slope is required in order to allow water collected on the shower membrane to drain into the weep holes of your shower drain assembly.
Advantages of a tile ready shower pan.
Creating a pre slope with concrete cutting a rubber liner to fit and nailing to the sides forming a waterproof curb.
We first need to frame in the shower pan with 2x10 lumber around the bottom of the floor and regular 2x4 studs up the walls.
The drain can be anywhere on the pan as long as we slope the concrete for proper drainage.
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.
How to tile a shower over a concrete slab.
Tile floors do not require as much care and cleaning as porcelain or fiberglass.
New video installing hydro blok the better shower system.
The height of the concrete should gently slope from 2 1 2 around the outside of the form to 1 1 4 near the drain.
Normally the prefabricated base is embedded in a thin layer of mortar for stability but unlike custom tile shower pans leaking almost never happens with prefabricated shower pans.