High performance cementitious adhesive, with no vertical slip and extended open time for ceramic tiles and stone material. Applications: Interior and exterior floor and wall bonding of all types of ceramic tiles and ceramic mosaics, stone material (as long as moisture stable) on conventional walls with cementitious renders, cementitious screeds, anhydrite screeds and gypsum walls (as long as primed beforehand), interior walls in foamed concrete blocks, gypsum board, underfloor heating systems (maximum size of tiles 900 cm2), painted interior walls, as long as the paint is well anchored, existing marble, terrazzo and ceramic tile floors (maximum size of tiles 1600 cm2), substrates waterproofed with Mapelastic, Mapelastic Smart or Mapegum WPS, on suitably cured concrete structures. Bonding in basins and swimming pools of all types of ceramic tiles and ceramic mosaics (maximum size of tiles 400 cm2 and stable substrates). N.B. Suitable for the installation of floors subject to strong stress.