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.
Tiling onto plasterboard youtube.
Tiling onto plasterboard walls.
Part 1 of this video shows how to fit a sealux joint seal on a shower wall and ledge of shower tray or bath.
As its a nice flat surface spread the adhesive onto the wall with a notched trowel then just apply the tiles with firm but steady pressure and use spacers i normally get a 2x1 batten and tack it to the wall 1 tile and 2 spacing a high from the work top then tile from that upwards when dry remove the batten and tile down to the worktop then grout but leave the last tile space to allow sealant in.
Tanking a shower area is always a good idea as water eventually gets behind tiles causing the plasterboard to perish.
Part 2 shows how to apply bal waterproofing tank.
You have plan to change your board wall to something different try tile fixing but you have no idea.
It should be a minimum 12 5mm thick when fixed to timber framing or battening and fixed in accordance with the manufacturers recommendations.
Iv just bought a big tub of tiling adhesive for the job also when your tiling into a corner and need to cut that last tile in half do u start the next wall with the remainig tile or do you use a new tile.
Diy doctor gets many emails saying that pva should not be used on walls before they are tiled.
Here you go you will learn something from this video.