Patch Cement Floor Before Tiling

The following steps will allow you to prepare a concrete floor before you lay your tiles.

Patch cement floor before tiling.

You need to rely on the manufacturers data sheet recommendations for the thin set dry set mortar you are using to adhere to the concrete. How to lay tile over cracked concrete. Skip this step and we guarantee your new tile will crack right over the cracks in the concrete. To prevent that movement from creating cracks in your grout and tile install a crack prevention membrane after the concrete subfloor is clean flat and free.

And at only 0 8 mm thick the membrane can be used under almost any tile floor. If there are cracks larger than 1 8 inch in your concrete subfloor those should be patched and filled with a cement patching compound. Tiles can be found in a seemingly unlimited variety of sizes colors and patterns. While laying tile is.

I cut the membrane to extend at least two tile widths on both sides of the crack. Grind slowly and carefully if you remove too much concrete you ll create another hole to patch. The membrane which is bonded to the slab with the same latex modified thinset that i use for installing the tile absorbs any additional movement in the concrete. The floor patch helps fill minor dips and imperfections.

Use over concrete plywood and vinyl prior to installing tile or other flooring. Pre mixed floor patch helps repair cracks and holes in concrete vinyl and plywood floors before installing tile or other flooring. Before tiling the floor level any raised patches with a handheld concrete grinder. Let the primer dry and then apply the membrane photos 3 and 4.

Covers up to. Tile flooring can quickly give an old floor pizazz. Cut the membrane so it s 1 1 2 times the width of your tiles. Concrete subfloors move shift and crack over time.

Repairs holes and cracks. Then prime the concrete see photo 2 with the recommended solution consult the membrane manufacturer s literature. Once you ve prepared the concrete floor you ll be ready to lay a tile floor and create your ideal design. Cleaning and filling any cracks in the floor takes a little time and the only precautions to take prior to tiling are to make sure that the floor is completely dry as the thinset used for tile needs a moisture free environment.