One component, solvent-free moisture curing and rapid drying polyurethane surface membrane with a very low emission of volatile organic compounds. Moisture vapour barrier for cement-based substrates that are not subject to rising damp, but have a residual humidity content higher than the Australian Standard 75% RH up to 95% RH (ASTM P2170) as per AS1884-2012).
Consistency |
Liquid |
Colour |
Brown |
Waiting time between each coat |
Minimum 40 minutes, maximum 2 hours |
Waiting time before laying directly with polyurethane or epoxy-polyurethane adhesive |
Minimum 2 hours, Maximum 24 hours |
Waiting time before laying directly with water-based adhesive |
Minimum 2 hours, Maximum 24 hours |
Waiting time before successive treatments on final coat (blended with sand) |
Minimum 2 hours |
Loss of track |
After 30-40 minutes |
Set to light foot traffic |
60 minutes |
Storage |
12 months |
Application |
Roller, Brush or Flat trowel |
Consumption |
0.20-0.40 kg/m² per coat |
Packaging |
10 kg drums |
Mapei WaleTale – Vacuum Attachment
