weber.xerm 840
weber.xerm 840
Flexible tile adhesive
Sustainable thin- and medium-bed mortar with high performance (C2 TE) and climate-friendly BlueComfort technology.
Product uses
- for walls and floors
- convenient for underfloor heating
- for levelling unevenesses and defects up to 10 mm
Product benefits
- reduction of CO₂ footprint by 30%
- based on climate-friendly technology
- high stability on vertical substrates
Fields of application
weber.xerm 840 is used for laying wall and floor and wall ceramic tiles as well as moisture (discoloration)-insensitive natural stones, mosaic, porcelain stoneware, split tiles, cotto tiles and factory-made concrete stone slabs.
Depending on the type of covering the product is suitable for fixing coverings in a size up to 60 x 60 cm and for use in damp rooms, wet-duty areas and cooling rooms.
It is suitable for a large number of substrates and for levelling unevenesses and defects on small surfaces.
For use indoors and outdoors.
Technical values
| Open to foot traffic | 1 day |
| Bonding open time | 30 minutes |
| Absolute water demand | 6,5 l /25 kg |
| Open to full service | 7 days |
| Maturing time | 3 minutes |
| Open for grouting works | 1 day |
| Pot life | approx. 3 hours |
| Composition | Mineral binder, selected aggregates, additives |
Storability
| Storage | The product can be stored for at least 18 months in its original unopened packaging, if kept dry and protected from moisture. |
Sustainability data sheet
