Tiling Wall Fill Low Splots With Thinset

This will drive the tiles deeper into the mortar.
Tiling wall fill low splots with thinset. This technique works best for. Pour thinset powder into a bucket and add water. Fill in the unbowed areas of the wall to bring them in line with the bow by floating extra thinset made extra sticky with the addition of an additive such as latex. Mix it very thin and runny so when you pour it it will run to the low spots.
If more pressure is placed on low. Need to make some adjustments in the shower pan pitch where i have flat spots and or low spots or the pitch is slightly off. You just mix the powder with water and pour to create a flat smooth surface. Using thinset to fill in low spots.
Thinset tile mortar provides a very strong bond and is resistant to moisture and mold growth. How to use a thinset for leveling. Deep screed thinset over them to create a flat surface. You may want to tape several strings down criss.
Mark your low spots with a level and use the self levelling mix. Low areas on a surface can be built up with thinset mortar mixed with an additional aggregate of very coarse sand a few days before tile is laid. Mix the combination until it has the consistency of peanut. Thinset is also heatproof so it will not lose its grip in hot environments.
This should be be done if you want to put a mosaic insert of thin glass tile 1 8 inch between thicker architectural tiles like 3 8 inch stone and ceramic and still have a flush surface. Lay a flat board over the tiles paying attention to the uneven spots and beat the board with a rubber mallet. Because it is cementitious thinset is dimensionally stable it will not shrink or contract. Or is it better to put another thin layer of the mud mix that i used for the shower base.
For really bad floors self leveling compound also called self leveling underlayment is a lifesaver.