CT20 FIBER is a pre-dosed cementitius screed in polyethylene bags containing in separate sections silico-calcareous aggregates, Portland cement and fibred. The product complies with the European Standard EN 13813. CT20 FIBER is used for the realization of indoor and outdoor screeds at adherent, non-adherent (desolidarized) and floating average drying. CT20 FIBER can be walked upon after 10 hours after application, after 48 hours it can be covered with ceramic tiles, brick and natural stone for coatings that are sensitive to moisture such as wood, linoleum, carpet, the waiting time is 8-10 days. CT20 FIBER comes within the requirements of the Standard UNI 11371 “Screeds for parquet and wooden flooring” and the Standard UNI 11493 “Floor and wall ceramic tiling ceramic”. With CT20 FIBER it is possible to create heating/cooling floors by inserting “radiant tubes” radians internally.