This is why my tile job failed all those years ago.
Exterior wall tiles fell off.
Since the tile is flat and in the same plane the wall surface must also be a perfect match.
How to tile an outdoor exterior wall.
Sometimes they can even fall off the wall a common occurrence in older homes where settling can add pressure by shifting how walls align potentially popping a tile off.
Otherwise the water will penetrate the wall.
For walls and ceramic tile still in good condition simply reattach the tile.
After about 90 days someone carrying a ladder bumped into the tile on the wall and the tile fell off ctasc was retained to investigate the cause of the tile falling.
The problem investigation of porcelain tile falling from exterior veneer of building background a 20 x 36 inch glazed porcelain tile was installed over the plaster substrate on the exterior walls of a 4 story condominium project.
Poor initial installation often results in tiles loosening from the last of properly applied thinset mortar.
As you can see the issues that relate to bathroom tiles falling off are tied very closely to the installation of the bathroom tiles and the process thereof.
As ceramic tile get larger the wall or floor surface must be flatter and flatter.
Though known for their durability ceramic tiles can become damaged or cracked.
If the wall has humps the back of the tile will touch the hump and then not contact the wall where there is a dip.
Falling tiles from the kitchen wall can damage the floor or countertop below the tile.