Ditra Over Hardwood Flooring

Minimizes total thickness of the installed floor and this reduces the transition to flooring that is lower such as vinyl carpet or engineered wood.

Ditra over hardwood flooring.

Everything thing is solid screwed thru the floor to the joists and sanded clean. Allows you to install ceramic tile over a single layer of plywood or osb subfloors on joists with wider spacing such as 24 inches on center. I m ready to start tiling in an old house 3 4 subloor with 1 1 2 x 3 4 oak flooring. Please give us a call so we can discuss your options and get you the best system for your application.

Now someone told me i can t put ditra over hardwood. We don t recommend or warranty ditra or ditra xl installation over existing hardwood flooring as it is very unstable and difficult to bond to making it a poor substrate for tile. The 3 4 hardwood is on top of 7 8 tungue and groove plank flooring. Floor joists are 1 75 x 9 16 oc longest support span is about 12 feet.

My main concern was whether is was okay to put thinset directly on an old hardwood floor and if i should use an unmodified thinset between the hardwood and the ditra followed by modified between the ditra and tile. Underneath is a 3 4 maybe 1 plywood subfloor over the top of the original subfloor. Therefore denser more solid materials like schluter ditra xl s rubber underlay are the best choice for providing a solid foundation to keep the floor protected. I have not contacted schluter yet.

The subfloor is 3 4 x 7 tongue and groove plank with some knots set on the diagonal. The combination of tiles and grout would break up over time with a flexible underlay. The floor slopes down to one corner by 3 4 over 3 feet you can see this in the shower picture. I plan to use the thinner ditra uncoupling membrane.

Ditra xl is 5 16 7 mm thick to create an even transition between typical 5 16 7 mm thick tile and 3 4 19 mm thick hardwood flooring ditra xl allows for ceramic tile application over single layer plywood osb subfloors on joists spaced at 24 610 mm o c. First time floor diy i would like to install porcelain stone or thin brick on my 1955 kitchen and hall floor. However we have a number of other products that can be used under lvt. We recommend removal of the finished hardwood flooring and then following the applicable ditra handbook detail.

Unlike hardwood floors where a bit of flexibility is desired tile surfaces need rigidity. In spots the last install used leveling compound some of this broke and pulled up with the tiles.