Shower Pan On A Wood Floor Plywood Thickness Two Layers

Form the curve toe nail 2 6 blocking at the base of shower on interior walls to support the vinyl liner.

Shower pan on a wood floor plywood thickness two layers.

My question is rather than the traditional method of sandwiching a membrane between two layers of sloped concrete does the pre sloped plywood allow me to skip installing that first sloped layer of concrete and just do the second layer on top of a. Cdx plywood should be a minimum of 7 16. After you have put down a double layer of plywood to provide the base for a custom walk in shower pan you need to cover the subfloor with a layer of tar paper in this case referred to as a vapor. Cdx plywood is traditional wood plywood made from thin layers of lumber known as veneers.

The second layer is poured placed on top of the installed shower liner. Cut the top of the drywall at 6 ft. The plywood must be exterior grade for all wet areas and it has to be installed in such a way that the joints between each layer do not line up using what is known as a stagger pattern to keep the pieces from ever lining up. Glue is sprayed between each layer and the sheet is hot pressed.

The minimum thickness allowed for ceramic tile installations is two sheets of 5 8 inch thick plywood. Most make this layer at least 1 thick at the drain and again slight slope so the layer is thicker at the walls.