It should be a minimum 12 5mm thick when fixed to timber framing or battening and fixed in accordance with the manufacturers recommendations.
Tiling onto plasterboard youtube.
Any windows tile from centre of these.
If you re not sure if you have lead paint test kits are available.
You may tile over existing tile painted or unpainted drywall plaster and textured walls.
Tiling onto plasterboard walls.
Dont use pva as the other guys have stated.
Preparation for tiling onto plasterboard plasterboard should be dry securely fixed and rigid with no protruding fixings with the face to receive decorative finishes exposed.
If you know how to tile you can make your renovation project a lot more affordable.
You should not tile over wallpaper glossy surfaces lead paint or plywood.
What size of tiles are you fixing to walls.
As for setting out centre your walls and walk tiles into corners to see what size of cuts you will have.
Learn how to tile a bathroom with an instructional video from bunnings w.
However tiling over tile can add quite a bit of thickness so make sure your wall can handle the weight.