Smaller trowels produce thinner beds of adhesive which ultimately means that there is less chance of the adhesive getting onto the tiles when fixing them in place.
Best trowel for large floor tiles.
Including 12 24 s 16 16 s 18 18 s 12 12 marble and granite and the popular 6 24 porcelain plank tiles.
For example 3 x 6 tiles on the wall and 6 x 12 on the floor or vice versa separated by a chair rail horizontal molding and then a mosaic on the floor suggests gardner.
To turn a boring tile installation into something spectacular she also discourages scrimping on trim pieces for ceramic and stone tiles.
15 inches and larger.
You ll also want to have another smaller un notched trowel called a flat margin trowel on hand for a few other purposes.
Better large format floor wall tile mortar 12940 white good large format floor tile mortar 1103731 gray polymer modified mortars for tile with all sides 15 or less best mosaic glass tile mortar 13718 white with polymer additive 13956 porcelain tile mortar 13428 gray 13485 white.
1 2 x 1 2 square notch.
A 6mm x 6mm trowel will leave a 3mm bed of adhesive beneath the tile.
Including 12 24 s 16 16 s 18 18 s 12 12 marble and granite and the popular 6 24 porcelain plank tiles.
So a 10mm u notched trowel leaves a 3mm bed of adhesive beneath the installed tile.
Trowels should be used alongside an appropriate size tile.
Quarter rounds beaks coves.
Using a u notched trowel and embedding the tile into the adhesive leaves you with a bed of adhesive beneath the tile a little over 1 3 the size of the trowel teeth.
It just creates a better bond to the tile.
As i mentioned before mix your mortar to be a little bit on the thick side and use a 1 2 inch notched trowel to apply it to the subfloor where you want your tile.
The larger the tile the larger the trowel.
I use this trowel size for any large format tiles.
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.
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.
Comparing one notch trowel size to another.
1 2 x 1 2 square notch.
For example mosaic tiles would require a 3mm square notch trowel while larger tiles would require subsequent larger sizes.
The proper notch trowel size is important to a successful tile installation.
15 inches and larger.
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.
Back buttering any size tile is a good idea especially large format tiles like yours.
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.