The person in charge of installation must check all material before installing it. Place some tiles on the floor (approx. 3 m2) and check the overall technical and aesthetic characteristics with particular care.
With adhesives for products with a low porosity. After grouting, remove any excess product as quickly as possible by repeatedly washing the area with a sponge and water. Then perform acid washing.
Compact cement bed.
2 mm for rectified tiles and 4 mm for not ground tiles. The width of grout joints must be established by the installation supervisor, unless grout widths are regulated by national laying standards.
Grey or matching the colour of the tile. Before using fine-grain coloured grout on lapped, polished or brushed products, always perform a test. If the coloured pigment is very adhesive, it may be very difficult to remove.