How To Tile Outside Corners
Space the two tiles consistent with the rest of the tiles generally 1 8 inch which will leave a 1 4 inch space at the corner.
How to tile outside corners. Apply mortar to the back of the tile with the notched trowel. Use a notched trowel to spread tile adhesive on one side of the corner. Place all the whole tiles on both walls either side of the corner. Next spread tile adhesive on the wall corner and secure the plastic corner trim making sure it is perfectly plumb.
The trim comes in a range of materials sizes colours and shapes. Lay out the tiles along the first wall that comes up to the corner. Use a spirit level or a plumb line to check if the outside corner trim is vertical and adjust it if necessary. Cut the final piece of tile on a wet saw to fit the wall so that its edge is flush with the corner.
It also helps to protect the edges of the tiles from knocks which could chip them. Using a hacksaw or trim cutter cut the trim at a 45 angle at wall edges and bases and ensure that each portion fits together at a 90 angle. Press the tile against the wall with the cut side facing the corner and the other edge next to the last full tile in the course. Measure the areas to be installed with tile trim and then them measure again to be 100 sure.
Start installing the wall tiles from the corner as in the image. Use a large spirit level to see if the corner is plumb from top to bottom. Here we re using white inch external edge tile trim. Butter the back with adhesive and press it into place with the cut edge facing into the corner.
Use tile trims to get a neat finish on external corners. Measure and cut a tile to fit the width of the gap to be filled. Use a tape measure to measure the length of the edge. Plan the installation of your tile trim alongside the installation of your tiles.
Finish tiling your first wall.