It just creates a better bond to the tile.
12x24 wall tile trowel size.
Use it to install cement board on floors.
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.
Installing 12 24 tile can be a little tricky compared to smaller tiles but with a little planning and a few tricks up your sleeve this can be a great diy project even if you don t have a ton of tiling experience.
The larger the tile the larger the trowel.
Wall tile setting materials better premium mortar 309061 1 u s.
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.
Twelve inch square tiles for instance are best applied using a trowel with 1 2 inch by 1 2 inch notches.
1 8 x 1 8 notch.
Use this for 8 8 s and some of the 5 16 thick 12 12 builder grade tile.
Including 12 24 s 16 16 s 18 18 s 12 12 marble and granite and the popular 6 24 porcelain plank tiles.
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.
Select a trowel based on tile size to properly bond various types or sizes of tile or stone select a trowel according to the size of tile you want to install.
12 x 24 tile is everywhere lately.
1 4 x 1 4 u 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.
This trowel size is the most common size in the tiling industry.
This trowel size is good for uncoupling membrane.
15 inches and larger.
1 4 x 3 8 square notch.
Gal 309062 3 5 u s.
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.
1 2 x 1 2 square notch.
This trowel size is used for thinner membrane installation and not typically used for tile.
This may also be a good trowel size for thicker 5 16 mosaics.
I use this trowel size for any large format tiles.
Mortar selection chart.
1 4 x 1 4 square notch.
When you use a square notched trowel with the same size notch and teeth i e.
Back buttering any size tile is a good idea especially large format tiles like yours.