Waterproofing
RSB 55Z
RSB 55Z
2K Flexible, Fast-Reactive Cementitious Coating
IMBERAL® RSB 55Z is a 2-component, cold-flexible, highly pressure-resistant, crack-bridging building sealant. Mixing the two components produces an easy-to-apply filler with controlled setting.
- Solvent-free and environmentally friendly
- Resistant to ageing and UV radiation
- Flexible
- High pressure resistance
- Rainproof after approx. 2 hours
- Resistant to pressurized water after 16 hours
- Quickly recoatable/paintable
- Radon-proof
- Can be plastered over
- Concrete, plaster, masonry
- Damp and wet rooms
- Balconies, terraces, arcades
- Waterproofing of concrete surfaces in areas in contact with the ground
- Clinker contact surfaces
- Floor slab waterproofing
- Waterproofing in the ETICS system
- Component sealing under tiles and slabs
- Carbonation brake on concrete (to protect the foundation)
- Wall cross-section sealing
| Available container sizes | 25 kg/combination container |
|---|---|
| Mixing ratio | 1 (component A / liquid) : 1.5 (component B / powder) |
| Density, ready to use | approx. 1.5 kg/l |
| Processing temperature | +5°C to +25°C |
| Processing time | approx. 45 minutes |
| Rain resistance | after approx. 2 hours 1) |
| Resilience | Can be filled after approx. 16 hours 1) |
| Elongation at break | approx. 80 % |
| Tensile strength | approx. 2.2 N/mm² |
| Compressive strength | > 1 MN/m² |
| Impermeability | 3 bar / 28 days |
| Water vapour diffusion resistance μ | 7857 |
| Diffusion-equivalent air layer thickness (sd,value) | 15,7 m |
| Storage | frost-free, dry, 12 months |
| 1) At +20 °C and 60 % relative humidity | |