To avoid any overlapping brush strokes start in one corner and work your brush strokes or roller down the tiles then across the area or wall.
How to install ceramic tile on painted wall.
If you have a large surface to paint use a roller for covering the tiles more quickly.
If the wall was painted prior to wallpaper installation follow the instruction for painted or textured walls.
Spread the mortar over the walls using the flat of a notched trowel pushing the mortar through the lath and onto the painted blocks.
Once dry sand any high spots to create a level wall.
Let the wall dry thoroughly.
Add water to the mortar while mixing until it s the consistency of peanut butter.
Scrape the paint off the concrete wall or use a blaster.
Scrape away any loose or peeling paint or wallpaper.
Previously painted textured drywall prep.
Check the tile for plumb and level then proceed to the next tile.
You can leave the paint on drywall provided there are not several coats and the tile epoxy will adhere with no problem.
To install ceramic wall tile use a level and measuring tape to mark the tile locations on the wall with chalk.
Patch any holes or cracks with spackling compound.
Spread a smooth layer of thinset on the back of the first tile and press it firmly into the notched layer on the wall.
Likewise if you have plaster follow the instruction in that section.
Sanding the existing paint helps the tile adhesive stick to the wall.
Be sure to put spacers between each tile as you go.
Use a paintbrush to paint the edges and hard to reach areas like corners first.
Add another 1 8 inch to the height measurement and place a mark on the vertical line.
Cover the lath completely with the mortar creating a new surface for the tile to adhere to.
Start by removing any molding switch plates outlet covers and other hardware attached to the area being tiled.
Measure up from the bottom of the wall the height of the tile.
Apply even pressure to force the air out of the thinset and to make firm contact between the layer of thinset on the tile and the layer on the wall.
Place the level horizontally on this line and.