Mapei large format floor tile 50 lb gray powder thinset medium bed mortar item 1103731 model 2184323 good adhesion for ceramic porcelain and natural stone tiles with one or more sides greater than 15 in.
Thinset thickness for large wall tile.
Using a u notched trowel and embedding the tile into the thinset leaves you with a bed of thinset beneath the tile a little over 1 3 the size of the trowel teeth.
So a 3 8 u notched trowel leaves a 1 8 bed of thinset beneath the installed tile.
Spread the mixture using a notched trowel whose notch size.
In the case of travertine the back of the tile is smooth so a larger notched trowel wouldn t necessarily be required.
A 3 8 x 3 8 trowel will leave a 3 16 bed of thinset beneath the tile.
Jun 11 2011 the thinset thickness is determined by the size of the trowel used and the size of the trowel is determined by how the back of the tile is constructed and the size of the tile.