Pre-blended mortar for grouting architectonic stone floors with exceptional physical-chemical characteristics suitable for areas exposed to dry/damp cycles specified by exposure class XF4, with high compressive strength and good resistance to de-icing salts, freeze-thaw cycles and seawater. TECHNICAL DATA: Pot life of mix: 20 minutes. Waiting time before putting into service: 7 days. Colour: basic and Dark Grey. Application: rubber MAPEI trowel or rake. Cleaning: by hosing down with sawdust and water or with a cleaning machine. Storage: 12 months. Consumption: according to the size of the joints slabs and stone. Packaging: 25 kg.