Ditra Over Plywood Floor

Can be installed on top of concrete plywood osb gypsum existing vinyl floors structural planks sub floors and radiant heated floors.

Ditra over plywood floor.

Ensure subfloor panels are level and properly fastened to the joists. Over plywood or osb use modified thinset mortar. For installing the ditra membrane. Ditra and ditra xlseams and floor wall.

I put down 1 2 plywood all around in a staggered pattern being careful not to put screws in directly to the joists. A tight unmoving bond between mortar and subfloor causes cracking. My bathroom floor needs some floor leveler well a lot of leveler. The joists are rough cut 2 x 8s.

Use unmodified thinset mortar learn about modified vs unmodified dryset thinset here fourteen months later everything looks good so far. Ditra is approved for use with ceramic porcelain and natural stone tile. An uncoupling membrane does exactly what the name says. The subfloor is 5 8 t g plywood joists 2x12 on 12 centers.

This house is over 70 years old and the 1 4 boards were in good condition. All the specifics for ditra installation are in the handbook or on schluter s site. But again this tutorial is just for wood subfloors. Ditra xl allows for ceramic tile application over single layer plywood osb subfloors on joists spaced at 24 610 mm o c.

Schulter expressly notes that ditra replaces that second layer of plywood. My question is can i install the ditra over the floor leveler or do i put down another layer of plywood 1 4 first. How to install schluter ditra on plywood sub floor. Or plywood subfloor areas of application over any even and structurally sound double layer osb or plywood floor interior dry or wet areas limitations minimum 2 x 2 50 mm x 50 mm tile requirements maximum spacing of i joists or floor trusses.

Over concrete or gypsum use unmodified thinset mortar. What do ya think. For installing tiles on ditra. For this project the ditra is being installed over radiant heating element embedded in self leveling mortar.

Basically you can install ditra over. It is 6 x7 and the floor slopes a quarter inch over the 6 width. The concern being if the floor shifts it may buckle in areas and affect the finished floor.