When you use a square notched trowel with the same size notch and teeth i e.
Trowel size for 4x4 wall tile.
Mosaic installations up to 2 inches can use a 1 8 inch notch as can wall tiles of up to 4 inches as a general rule.
Wall tile setting materials better premium mortar 309061 1 u s.
This trowel size is great for larger tiles like 24 x 24.
Trowel sizes smaller than 1 8 are usually used for glues and not mortar.
Use this for 8 8 s and some of the 5 16 thick 12 12 builder grade tile.
With very irregular tiles back buttering may be advisable.
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.
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.
1 4 x 3 8 square notch.
The trowel size determines how much adhesive to put on the substrate as well as how thick the bed of adhesive should be under the tile.
Trowel notch recommendations are as follows.
3 4 x 5 8 19 x 16 mm u notch 3 16 x 5 32 5 x 5 mm v notch 1 4 x 3 16 6 x 5 mm v notch 1 4 x 1 4 6 x 6 mm square notch wall tiles and floor tiles.
This may also be a good trowel size for thicker 5 16 mosaics.
A 12mm x 12mm the bed of adhesive will be half of that measurement or 6mm beneath a flat tile over a flat substrate.
The larger the tile the larger the trowel.
Mortar selection chart.
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.
Gal 309062 3 5 u s.
Use proper sized notch trowel to ensure 100 coverage of solid mortar under tiles.
1 2 x 1 2 square notch.
The trowel size determines how much thinset to put on the substrate as well as how thick the bed of thinset should be under the tile.
16 inch tiles need a 1 2 inch deep notch and anything over 24 inches should.
When you use a square notched trowel with the same size notch and teeth i e.
Twelve inch square tiles for instance are best applied using a trowel with 1 2 inch by 1 2 inch notches.
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.