29+ Tiling Outside Corners Without Trim. These days it is most common to use a metal tile edge trim for these corners but as i mentioned previously, another great alternative tile edging option is natural or engineered stone. All you have to do is to start installing wall tile on one side of the corner.
All you have to do is to start installing wall tile on one side of the corner.
It is important to ensure that you start the first piece of wallpaper on each wall perfectly straight to avoid compounding angles as you move along. The walls were easier because i had tile wrapping around the corner so i just taped and thinset those and tiled overtop. I have tried a variety of angles to try to match the edges but the if i manage to get the rounded top sections to meet without a gap, the bottom has 1/4 gap or more. For tiling around the window, we found instead of starting in the corner of the wall, it was better to start in the bottom corner of the window.