For laying earthenware, stoneware and porcelain stoneware tiles on PCI composite waterproofing systems such as PCI Lastogum, PCI Seccoral 1K, PCI Seccoral 2K Rapid, PCI Pecilastic W and PCI Apoflex F/W. On cement screeds, sanded anhydrite or Gypsum screeds, cement plasters, concrete, heated screeds, mastic asphalt (indoor use only), plasterboard and gypsum fibreboard, gypsum floorboards and gypsum plasters. For polyurethane foam panels on basement exterior walls in contact with the ground (perimeter insulation) on plaster, concrete, masonry and sealing slurries. High wetting ability, also suitable for porcelain stoneware coverings and on low-absorbent substrates (e.g. formwork-smooth concrete). Stable, no wedging required. The applied tiles adhere immediately, but their position can b.