First of all, using a tool, manually remove the broken tiles and a layer of glue. Cleaner glue until the wall surface is visible. Then remove the pieces of grout from the other tiles. Before laying new tiles, the surface must be removed from dust and debris and wiped off with a wet cloth. If you suddenly do not have a special tile glue, then you can use a cement mortar, which must be prepared according to the manufacturer’s instructions. Next, spread glue on the back of the tile with a spatula. The thickness must be chosen so that the tiles that you glue to the wall are flush with the others. After you have completed the replacement of damaged tiles at home, you should start installing purchased mobile air conditioners for your home..
Then, insert the smeared tile into the place of the broken one and press it strongly against the wall. In this case, the seams must be the same with the adjacent tiles. To obtain a flatness, it is better to apply a wooden plank by attaching it to the tile. To prevent the new tile from being oblique, you need to use crosses or well-folded pieces of paper of the correct thickness. At the end of the day, when the glue is dry, the seams must be filled. To do this, you can use an adhesive solution, applying it in the gaps between the new and old tiles. At the end of the work, use water to rinse the tiles..