However wall tile installation has its own set of rules that you dare break at your own risk.
One diagonal tile in the center of the wall.
In a straight tile installation the tiles are oriented the same way as the walls in the room with each side of the tile parallel.
As you work out toward the walls you ll be installing full size tiles until you reach the walls at which point you ll begin trimming tiles along the diagonal to fit against the walls.
Diagonal layout tiles can also be laid diagonally across the room.
Insert spacers between the tiles to.
This is a fold.
At the intersection of the lines in the center of the room you ll begin by installing full size tiles using the lines as a guide.
If the wall is really large i use a square to keep the corners lined up.
Using the center point established with the quarter method snap lines across the two diagonals of the room creating an x on top of the cross.
This technique keeps the finish neat as the central runner of diagonal tiles is a consistent width and any undulations in the wall are absorbed by the edging tiles and therefore less noticeable.
To enhance this look even further use different coloured tiles in the centre with contrasting grout to give an attractive runner feel.
When i tile diagonally on a wall i always use a straightedge in the middle of the wall.
After all the penalty for poorly installed wall tile is a lifetime of having to look at the stuff.
Then install the tiles as with using the quarter method.
The usual way to lay tile diagonally is to mark 45 degree diagonal lines on the wall or floor.
There are only two ways to handle an inside corner with diagonal tiles.
For the tiles near the center line up the two sides of the tiles with the diagonal lines and the opposing corners of the tile with the straight chalk lines.