Another solution is installing uncoupling membranes or mats to provide this function in a less intrusive manner.
Tile uncoupling membrane.
Completely fill the square cavities of the uncoupling membrane with thin set.
Uncoupling membranes seem like they would prevent cracks also.
Use unmodified thin set to adhere the tiles to the membrane.
The powers that be in the tile industry want uncoupling membranes to be their own classification separate from the cis membranes.
This creates the strong bond necessary.
They require no fasteners just adhesive to hold them to.
They are flexible non rigid and provide no support for the tiles.
They are only 1 8 inch thick and raise the height of the finished floor by a negligible amount.
Modified thin set mortars need air to cure properly and.
Uncoupling membranes in the tile assembly are fast becoming an essential and affordable part of the tile installation process.
Uncoupling ditra tile has been successfully installed for thousands of years by incorporating an uncoupling layer or forgiving shear interface within the tile assembly.
Uncoupling membranes designed for ceramic and stone tile installations provide waterproofing and help prevent cracking.
Uncoupling membranes differ from cementboard in three other important ways.
Here are a few tips to ensure all goes as planned.
Schluter ditra membranes provide uncoupling through free space which allows for in plane movement that effectively neutralizes the differential movement stresses between the substrate and the tile thus eliminating the major cause of cracking and delaminating of the tiled surface.