Ready-to-use, high-performance adhesive paste with no vertical slip and long open time, for laying ceramic tiles on walls and floors (thickness of adhesive up to 5 mm). Conformity of Ultramastic III is declared in ITT certificate n° 25040266/Gi (TUM) issued by the Technische Universität München laboratory (Germany) and in ITT certificates n° 2009-B-4835/06 and 2009-B-4835/09 issued by the MPA Dresden Institute (Germany). TECHNICAL DATA: Open time: ≥ 30 minutes. Adjustment time: up to 35-40 minutes according to the absorption of the substrate, the tiles and the surrounding conditions. Waiting time before grouting: 12-24 hours. Set to light foot traffic: approx. 2 days. Ready for use: approx. 7 days. Deformability: highly deformable. Colour: white. Application: N° 4, 5 or 6 notched trowel. Storage: 24 months. Protect from frost. Consumption: