What Is Ditra Tile Underlayment

The free space provides an escape route for excess moisture and vapor that could otherwise cause damage to the tile layer above.

What is ditra tile underlayment.

Schluter ditra underlayment is an uncoupling membrane that allows the tile floor to move in plane relative to the substrate eliminating the major causes for cracked and delaminated tile. 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. The distinguishing feature of ditra is the existence of free space created by the configured channels on the underside of the matting. Ditra matting is a polyethylene membrane with an anchoring fleece laminated to its underside.

The price difference between the two products. It provides uncoupling to prevent cracked tile and grout. Tile floors are beautiful durable and a fairly diy friendly option but for tile s good looks to really last it s vital to start with what you can t see the ideal underlayment. The matting has a grid structure of square cavities which are each cut back in a.

Thus ditra effectively manages moisture beneath the tile covering. Schlüter ditra matting is one of the most popular types of under tile decoupling systems in the uk and in this blog post we will take a look at some of the benefits of using ditra matting. Osb plywood and framing members should be covered with a material such as ditra underlayment because wood is very susceptible to changes. Ditra xl allows for ceramic tile application over single layer plywood osb subfloors on joists spaced at 24 610 mm o c.

What is ditra matting. Also the use of a quality non modified with a high portland cement ratio is recommended. Ditra is a polyethylene uncoupling underlayment with a grid ditra is an uncoupling membrane designed for ceramic and stone tile installations on floors. Ditra is an uncoupling membrane designed for ceramic and stone tile installations on floors.

Here s an overview of the locations where you can take advantage of the performance ditra offers. It is made of polyethylene creating a waterproofing layer protecting the substrate. It provides uncoupling to prevent cracked tile and grout. Ditra is composed of a polyethylene plastic grid of square cavities each with angled dovetail cut backs and an anchoring mesh laminated to the backside.

A test performed by the tca showed that using non modified thinset to mount porcelain tile to ditra achieved an average shear bond strength of 190 psi over the minimum spec of ansi 118 4 i make sure porcelain tile is back buttered before setting over ditra. But if it prevents your floor from failing after a few years then it s probably worth it.