Testing the wall for durability.
Tile over plaster wall.
Follow manufacturer instructions to a tee.
Can you lay tile on plaster walls.
If i aggressively sand or even strip the paint can i apply the tile over the plaster.
Not all plaster wall surfaces will support the tile properly.
Tile over plaster wall.
Both painted and bare plaster allows for the installation of tile.
You may tile over existing tile painted or unpainted drywall plaster and textured walls.
However tiling over tile can add quite a bit of thickness so make sure your wall can handle the weight.
Loose paint must be scraped.
If you re not sure if you have lead paint test kits are available.
The wall is plaster lathe and is good condition.
If plaster is any way compromised you should tear out to studs and start over.
Cover with cement board tape off.
Add a diverter and shower line in the wall.
Thanks for any suggestions.
Bring plumbing to code.