Use tile spacers on the horizontal grout lines to stop the tile from sliding or droping.
Tile too heavy for wall.
Tcna also recommends full coverage on the back of the tile.
Tcna recommends medium bed mortars for large format floor installs.
Don t take any risks and always use the floating and buttering method when installing large format tiles.
There are a few preventative steps to take to reduce the number of cracked tiles.
Heavy large format tiles used on wall applications are best installed using non sag adhesives.
The only time you really need thinset on a wall is when you have a large heavy tile.
The maximum weight of tiling which can be supported by a dry well adhered plaster background is 20kg m.
But in reality floors often aren t level which means that approach would make your whole tile grid off level.
Preventing large format tile from sagging or slipping during installation can be accomplished in several ways.
The failure of a heavy tile to adhere to a wall can be a potentially dangerous issue.
Large heavy wall tiles are a challenge to hang because the weight of tiles makes them prone to slip off the wall.
For floor installations kiesel servolight s2 supertec or servoflex trio supertec will work.
Solutions from mortars and mastics.
Moisture between the stone tile and the substrate can also be an issue particularly if the installation is in a wet area such as a shower or steam room.
Too many ruined tiles can become expensive and wasteful.
In my experience with a 4 x4 tile you can use a premixed mastic glue as long as you read the directions and make sure that it is water and mould proof.
In theory the easiest solution is to build from the bottom supporting the lowest tile course right on the floor and letting the upper courses rest on those.
This is equivalent to ceramic tiles with a maximum thickness of 8mm plus tile adhesive or natural stone tiles with a maximum thickness of 7mm plus tile adhesive.
Select a suitable mortar for the job.
How to install large format tiles on bathroom walls using perfect level master.
The best tool to use when cutting tile is a diamond wet saw.
Perfect level master is a tile leveling system that speeds up the process of.