Mosaic tiles and wall tiles up to about 4 by 4 inches call for a v notch trowel with 3 16 by 1 4 inch notches while larger tiles require a trowel with a square or u shaped notch to obtain proper adhesive coverage.
Notch size for wall tile.
A variation of a square notch trowel is the u notch trowel.
If one of the tiles is fairly flat with minimum warping cupping you may meet the proper coverage requirement using a 3 8 square notched trowel.
With your 12 24 tiles you should use a 1 2 notched trowel on the wall and back butter each tile but just with a skim coat.
They typically dispense more mortar than v notch trowels and the spaces between rows leave more room for the mortar to smush down.
Tile trowels come in many shapes and sizes generally starting out from a 3 16 v notch up to the 1 2 square notch.
The other main consideration is where the tiles will be set on the floor or on the walls and ceilings.
Tile trowels come in many shapes and sizes generally starting out from a 3 16 v notch up to the 1 2 square notch.
This may also be a good trowel size for thicker 5 16 mosaics.
The recommended type of trowel is usually listed on the adhesive package.
As a general rule square notch trowels are used for most floor tile and any tile over about two inches square.
Gal 309062 3 5 u s.
Mortar selection chart.
1 4 x 3 8 square notch.
6mm x 10mm square notched tile trowel size u notched trowels normally only have one number.
The larger the tile the larger the trowel.
Wall tile setting materials better premium mortar 309061 1 u s.
A great trowel for installing small ceramic tile such as 4 25 x 4 25 6 6 and 3 6 subway tile is this 1 4 inch square notch trowel.
12mm x 12mm square notched tile trowel size when you use a 6mm x 10mm square notched trowel you will leave 6mm wide by 10mm high ridges of adhesive on the substrate with 6mm spaces between each ridge.
If however the other tile has quite a bit of cupping you may need to use a larger 1 2 square notched tile trowel to get proper coverage.
Trowel for subway tile tile trowels come in many shapes and sizes generally starting out from a 3 16 v notch up to the 1 2 square notch finding the right trowel for the job is quite simple when you know that generally speaking the trowel size should match up to the tile size the smaller the tile the smaller the trowel.
For versabond thinset the recommended trowel size for a tile where the longest side of tile is less than 8 use 1 4 x 1 4 x 1 4 6 x 6 x 6 mm square notch.
Use this for 8 8 s and some of the 5 16 thick 12 12 builder grade tile.