SAB Classic waterproofing

- Light weight concrete screed 50 mm thk. Laid to fall /density = 550kg/m3 min.
- One coat of cold Bituminous Primer.
- One layer of membrane 4mm thick mineral.
- 50 mm thick rigid extruded polystyrene rigid foam board insulation [Density 30-35 kg/m3].
- Separation geotextile layer 120 g/m2
- Skirting as specified (membrane& sealant )