weber.cal 172 undercoat 30kg natural grey

General notes

• No additives may be mixed into the mortar.
• During application and drying, the temperature of the air, the materials used and the substrate must not fall below + 5° C.
• Fresh render surfaces must be protected from direct sunlight, strong wind or moisture exposure.
• Application and execution in accordance with DIN 18 350 VOB/C and DIN 18 550.
• Consumption figures refer to the minimum layer thickness and may vary depending on the substrate and application method. Exact consumption values must be determined on site using test areas.
• Adjacent structural elements must be separated from the render system.
• Remove sinter skin before applying further layers.

Special notes

• weber.cal 172 is suitable for indoor use as a bedding base for tiles and slabs with a total weight of 25 kg/m², consisting of thin-bed mortar and tiles.