Permanently wet-proof and frost-resistant, universally applicable inside and outside, even in swimming pools and cold rooms. Adheres to concrete, cement screed and cement plaster without pre-wetting and without priming. Meets the C2T classification according to din EN 12 004 (investigation report TU Munich). With official test certificates for the drinking water sector according to the DVGW worksheets W270 and W347 (Hygiene Institute Gelsenkirchen). For laying earthenware, stoneware and fine stoneware ceramics using the thin-bed process. On cement screeds, sanded anhydrite or Gypsum flowing screeds, cement plasters, concrete, heated screeds, mastic asphalt (only indoors), For laying ceramic coverings in permanently wet areas such as indoor and outdoor swimming pools, therapy pools a.