Mapei Planex HR Maxi self-levelling compound for interior and exterior surfaces. Fast-drying, moisture-resistant, self-levelling compound for both interior and external surfaces up to a depth of 40 mm in preparation for the final floor covering. May be used over substrates that are not completely dry or have a high level of residual moisture. Final surface is resistant to traffic and heavy loads. Pot life: 20-30 minutesInitial setting time at 20 °C: 50-90 minutesSetting time to light foot traffic at 20 °C: 3-4 hoursCompressive strength after 28 days: 30 MPaApplication depth: 3-40 mm per layerApproximate consumption: 1.7 kg/m2 per mm of thicknessMix ratio: 0.19-0.20 L/kg of Planex HR MaxiPackaging: 20 kg bag Download technical data sheetDownload safety data sheet