weber.xerm 869
Product formerly named: DEITERMANN DM
weber.xerm 869
Product features
- for drainable thick-bed constructions
- for layer thicknesses from 4 to 10 cm
Product advantages
- resistant to frost and de-icing salts
- high water permeability
- air content > 15%
weber.xerm 869 is used as a drainage mortar bed or drainage screed on balconies and terraces to accommodate ceramic tiles, natural stone coverings and natural stone paving.
| Application temperature (range) | min. 5 °C - 30 °C |
| Application time | approx. 30 minutes |
| Open to foot traffic | 24 hours |
| Joint application after | 7 days |
| Flexural strength (28 days) | 3 N/mm² |
| Compressive strength (28 days) | 25 N/mm² |
| Mixing ratio | 3.6 - 3.8 l of water/40 kg bag |
| Application tool | trowel, smoother, rubber float |
| Composition | high-quality cement, selected aggregates |
Sustainability data sheet
