Cement-based mortar with very high adhesion, hang and flexibility. For laying ceramic floor and wall tiles. Suitable materials: cement, plaster, heated surfaces (e.g. heated floors) and plasterboard. Usage: 2.5–4 kg/m² depending on tile type. For indoor and outdoor use. Prior to application, the surfaces must be treated with Primer C to increase adhesion (not applicable if Hidroflex was used).