The higher the adhesion index, the better the surfaces will be glued, which, due to the density, can be either the same – homogeneous or completely different.
You need to buy glue with a high adhesion index, such as Teknofay Plus C1TE.
It is the C1 class adhesives that are the most popular today, for example, the Teknofay C1T material is considered a universal glue in its category.
The most popular and widely used tile adhesive compositions are cement
The best option both in terms of price and quality is polymer cement grout. It is she who is the favorite grout material among craftsmen who prefer to implement high-quality projects.