Use corner edging tiles.
Tile around window without trim.
For the part up the wall where there isn t tile the trim would have some sort of backing added to increase the depth where it meets the wall.
Tiling around a window is an easy task if you use a plastic tile corner trim.
In addition the tile edging is not expensive it is easy.
Whether you tile around a window with a trim or with tiles is very much determined by the materials you use.
Nonetheless you can still tile around a window using traditional techniques meaning that you just install the tiles in a corner without using a plastic trim it would take longer to get the same neat look.
The tile will wrap partway up the window and the trim would sit on top of it leaving some of the tile exposed.
When installing window molding start at the top.
It s all done by eye with a sharp pencil a miter saw and an 18 gauge nailer.
Set the recess tiles first then the bullnose.
Here s one kitchen where we used some trim around the window the main thing is to not see the edges of cut tile or the thinset there s no magic to the slant of a bullnose.
Instead of setting bullnose inside the recess set it on the wall surface.
So a metal trim has had to be added around the wall around the windows to conceal the edges and i m assuming this will have to be done for the storage alcoves that have been built into our shower and boxing around the plumbing.
Here s how they do it.
Most trim carpenters don t even use a tape to trim windows.
The tile isn t finished on the edges i m told that very few tiles are as most aren t meant to show the edges.
Ceramic or porcelain tiles are often preferred when using trim as heavier stone varieties often have a greater thickness and are therefore less practical.
To finish the edge of a tiled window you have several additional options.
Use corner edging tiles similar to countertop v caps but without the raised lip that forms the front edge of the counter.