They may have settled or bowed over time or the plaster may be rough and uneven.
Tile over mud wall tile.
Tiling over an uneven surface will give you less than stellar results so level out any globs of dried grout with a sander and secure loose tiles with fresh tile adhesive before beginning the project.
Others prefer to use a larger notched trowel 1 2 x 1 2 in to apply the thin set.
It cannot cure too fast.
Some installers prefer to flatback each tile with the flat edge of the trowel before applying the tile to the combed thin set.
How to install tile over old thinset.
And it lasts for 20 years.
If the old tile was bonded right to the subfloor with thinset however the replacement becomes.
Suitable sub floors for thick set tile installations include concrete slabs and.
Compare this to the common practice of tiling over drywall and you get the idea that you have a totally different shower by using a product that is meant to function in the shower.
You should not tile over wallpaper glossy surfaces lead paint or plywood.
Replacing old tile can really update any room in the home.
Whether wall or floor tile that tile needs to thoroughly stick to its base surface demands placed on tile adhesive are both extensive and steep.
However tiling over tile can add quite a bit of thickness so make sure your wall can handle the weight.
Thick set or mud set ceramic tile.
Otherwise you do.
How to tile an uneven wall.
Tile on tile or as i say it.
It must be easy to work with and it must adequately fill in gaps between the tile and the substrate.
A thick set or mud set tile installation consists of finish tiles set over a 1 1 4 to 2 thick portland cement mortar bed.
Learn the largest tile industry secret to remodel your bathroom for just 200 bucks and 1 days work.
The tile does add a layer of waterproofing protection but the real heart of the system is in the wedi board behind the tile.
If you re tiling over an uneven section of wall the.
The mortar bed sits over the sub floor and provides a smooth and stable base for the tile installation.
You may tile over existing tile painted or unpainted drywall plaster and textured walls.
If you re not sure if you have lead paint test kits are available.
Complete adhesive coverage is critical on large tiles 12 in.