Grout made from special hydraulic binders for sealing micro-porosity which forms after the first polishing phase of ULTRATOP. TECHNICAL DATA: Consistency: fine powder. Colour: white, beige, light grey, red, anthracite and standard. Storage: 12 months in its original sealed packaging. Bulk density: 850 kg/m³. Mixing ratio: 30-40 parts of water per 100 parts by weight of ULTRATOP STUCCO. Application: rubber trowel. Consumption: according to the micro-porosity. Packaging: 5 kg drums.