One-component, high-performance, deformable, lightweight cementitious adhesive with no vertical slip, long open time, Low Dust technology and extremely high yield easy to apply by trowel, for ceramic tiles and stone material. Conformity of Ultralite S1 is declared in ITT certificates n° 25080237/Gi and n° 25110057/AG (TUM) issued by the Technische Universität München laboratory (Germany) TECHNICAL DATA: Pot life of mix: more than 8 hours. Open time:> 30 minutes. Waiting time before grouting: – on walls: 4-8 hours; – on floors: 24 hours. Set to light foot traffic: approx. 24 hours. Ready for use: approx. 14 days. Deformability according to EN 12004: S1 - deformable. Colour: grey and white. Application: N° 4, 5, 6 or 10 notched trowel. EMICODE: EC1 R Plus - very low emission. Storage: 12 months. Consumption: 1.5-2.5 kg/m². Packaging: 15 kg bags.