Two-component, aromatic, coloured, elastic, polyurethane resin to form the coating systems MAPEFLOOR COMFORT SYSTEM AR and MAPEFLOOR COMFORT SYSTEM AR/X. Available only upon request. TECHNICAL DATA: Mixing ratio: component A : component B = 75 : 25. Viscosity of mix at +23°C (mPa·s): 2,000 (# 5 - 50 rpm). Colour of mix: colours please contact MAPEI Head Office. Consistency of mix: self-levelling fluid paste. Density of mix (kg/m³): approx. 1,250. Workability time at +20°C: approx. 30 mins. Hardening time at +23°C and 50% R.H.: – dust dry: 4 hours; – set to foot traffic: 24 hours; – full hardening time: 7 days. Storage: must be stored in its original packaging in a dry place at a temperature of between +5°C and +35°C. Max. 12 months. Application: notched trowel. Consumption: approx. 2.5 kg/m² for a 2 mm thick layer. Packaging: available in 20 kg kits A+B (component A = 15 kg - component B = 5 kg).