Always stagger your joints when putting new tiles onto old tiles what to do at the edges where double thickness of tiles show.
Tile over tile in bathroom wall.
Don t worry if you do pull a bit of plaster when stripping the tiles as it s easy enough to replace.
Lay a level on the old tile and mark any high spots.
Very easy diy that will save you hundreds of dollars not paying a contractor.
Original tiles on wall the existing tile joints are in yellow.
Scrub the wall tiles with diluted degreasing cleaner and a nylon scrub brush.
Tile on tile or as i say it.
If your old ceramic tile is worn or dated you can lay new tile right over the old and avoid the huge job of tearing out the old tile.
New tiles on top of old tiles the new tile joints are highlighted in red.
And it lasts for 20 years.
Bjd building roofing say.
Then rinse the wall with a water dampened.
Grind them down with a grinder.
Learn the largest tile industry secret to remodel your bathroom for just 200 bucks and 1 days work.
You can tile over tiles with the right preparation but i would never do this the proper way is to strip right back to original wall finish.
Layer newspaper on the floor across the bottom of the tiled wall.