Don t start it at the floor.
Keep large tile flat on wall.
Having a flat or plumb substrate is also critical.
Press the tile firmly in place making sure it is flat and level.
Spread thinset mortar on the bottom center of the wall.
For large tiles exhibiting the maximum allowable warpage 50 offsets are guaranteed to exhibit lippage.
The weight of a large format stone tile can cause it to sag or slip during installation on the wall.
Next press the tiles into place.
Tips for tiling a wall.
A batten board is nothing more than a 1 x4 or 1 x2 board screwed directly into the wall horizontally.
As with floors secure bonding is key to the success of a large format tile wall installation.
Spread the mortar with the flat edge of the trowel then groove.
A batten board helps you start your bottom most course or row of tiles.
Again the maximum tolerance is 1รข 8 inch in 10 feet.
Wall installation lippage can be both a structural and an aesthetic concern.
To address this on a practical basis some manufacturers recommend against any patterns with offsets in excess of 33 if the tile being used has an edge larger than 18 inches.
The level of flatness dictated by the tile council of north america for large format installations is 1 8 over 10.
Ensure a flat surface.
If this tolerance isn t met lippage can occur.
To keep grout joints uniform use small plastic spacers between the tiles.
Use tile spacers if necessary to keep the tile lines straight in the layout.
Substrate preparation for walls and floors that will be tiled with large format materials must be perfectly flat.