Follow the lines you made when the tiles were dry fit to the wall.
How to install cerimic wall tile.
Flatten the tile with a grout float if necessary.
Installing ceramic tile on concrete wall start with one corner of the wall an lay the first tile into position.
Be sure to put spacers between each tile as you go.
Slightly rock the sheet up and down perpendicular to the trowel lines to collapse the ridges and help the tile settle into place.
Place the mosaic sheets along the wall.
To install ceramic wall tile use a level and measuring tape to mark the tile locations on the wall with chalk.
As you press the adhesive will be flattened out.
Then place another tile on the loose one and up against the tile on the wall.
Ceramic tiles can be installed directly on drywall plaster or if they are in moist areas onto green drywall or even better cement backer board.
Nevertheless you should ensure that the tile is placed properly level and plumb.
Use long sweeping motions to apply mortar to the wall and start placing your tiles in the marked locations.
Align it carefully with the horizontal and vertical layout lines.
Add tile spacers for help keeping the tile pieces lined up.
The best way is to arrange your wall tile in a pyramid shape.
If it seems complicated try this.
Install tiles one through four as directed.
Next place a loose tile directly over the last full tile you laid this is the tile you ll cut to size.
Mark the loose tile and cut it to fit along the edge.
First set a scrap tile against the wall it allows space for grout.
Then every subsequent row is a process of draping over the pyramid back and forth.
Position the first tile or sheet of mosaic tiles into place on the wall at the center point of the layout.
Push it firmly in the adhesive twisting it lightly to make sure it is locked into position.