Shower Pan On A Wood Floor Plywood Thickness Two Layers

There s a sloped plywood shower pan that already exists photos attached.

Shower pan on a wood floor plywood thickness two layers. Most make this layer at least 1 thick at the drain and again slight slope so the layer is thicker at the walls. 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. Cdx plywood should be a minimum of 7 16. 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.

Form the curve toe nail 2 6 blocking at the base of shower on interior walls to support the vinyl liner. Cut the top of the drywall at 6 ft. The second layer is poured placed on top of the installed shower liner. The minimum thickness allowed for ceramic tile installations is two sheets of 5 8 inch thick plywood.

Glue is sprayed between each layer and the sheet is hot pressed. Cdx plywood is traditional wood plywood made from thin layers of lumber known as veneers.