The outside corner is part of bathroom shower corner that need to be tiled.
Tiling external corners without trim.
Place bullnose or rounded field tiles on the jambs.
Tiling angles architectural trims brass aluminium or stainless steel tilers online can help you with a range of tiling angles and trims.
On the other hand if you like the traditional appearance of tile corners you can pull it through without using the tile corner trims but it will take more time and effort from your side.
Use corner edging tiles similar to countertop v caps but without the raised lip that forms the front edge of the counter.
Here are a couple of pics hopefully they will make things clearer.
If you are looking to connect a three way join then edge corners are your best bet.
To give the edge a clean water tight finish place a piece of masking tape one grout joint away from the edge of the last tile.
From tile edging to transition trims expansion joints and balcony edge trims we have everything you need.
Apply a decorative border strip around the recess.
Either with tiles level to the top or tucked under to conceal the cut edge.
The layout of the tiles is extremely important when starting a tile project by yourself.
External corner trim.
These tile corners available in plain colours or polished chrome will create a rounded corner and finish off the job perfectly whilst protecting your tiling.
Fill this gap between the tile and the masking tape with a smooth.
Provides a rounded finish where tiles join at 90 angle either horizontally or vertically such as bath hobs or columns in a commercial application.
Mark the wall where the edges of the corners will fall.
This do it yourself video shows how to tile outside corner without bullnose.
Karis 23 jul 2012.