Fresh plaster needs up to a month for the material to set in and fasten.
How to add layer to wall prior to tiling.
Find the middle of the area to be tiled and work out from there.
Prime to seal it and let dry.
Layout is important to the finished product.
Slide a 4 foot straightedge or level over the wall in all directions to check for plumb.
It is needed for the adhesive to bond well.
Apply the last layer of skim coat and use a medium sized sandpaper to achieve a rough texture.
If not then replace any cracked tiles with other tiles or wallboard.
Just make sure that all of your tiles are in good condition.
Once it s ready for tiling there is no need to tape the joints.
If you don t have enough replacement tiles or if the tiling is too damaged then you will have to remove the tiles before you put on the new ones.
You are now ready to tile.
Check the wall first to see if it is straight.
Wash the tiled wall with tsp to ensure a clean and non greasy surface.
Lay a flat board over the tiles paying attention to the uneven spots and beat the board with a.
You may also paint this area if only tiling a portion of the wall to minimize cut in work around the tile.
Do this prior to any tiling job.
Use a trowel with a 1 4 to 1 2 inch groove to produce an extra thick mortar bed for the tiles.
Vacuum to remove dust.
Start applying the adhesive in a bottom corner about 1 tile length away from the bottom and side of the wall leaving space for the edge tiles.
Patch any holes or cracks with spackling compound and sand the entire surface with medium grit sandpaper.
Apply a 1 8 inch 0 32 cm layer of adhesive to the wall.
If you add a layer of plywood or cementboard however you could raise the floor by as much as 3 4 inch not including the extra height added by the tiles themselves.