Special primer for gypsum plaster & non-mineral / unknown substrates
The special gypsum plaster primer for calcium silicate boards is the ideal pre-treatment before bonding calcium silicate boards to gypsum plaster, gypsum-containing or unknown substrate materials.
Our "special gypsum plaster primer" offers you numerous advantages
- Improved adhesive strength through dust binding - for reliable adhesion of your calcium silicate boards
- Prevents ettringite formation - protects your plaster from damage and reduction in strength
- Ready to use - simply dilute 1:1 with water and brush onto the plaster
- Industrial product for approx. 10 square meters per liter - economical and efficient
With our "special primer", you can even bond to existing gypsum plaster without having to laboriously sand or even remove it. Please note that our "special gypsum plaster primer" may only be used in conjunction with our special adhesive, as these products are closely coordinated and only work correctly in combination with the system accessories.
The alkali-resistant and unsaponifiable primer has a dust-binding and water-repellent effect. It protects the adhesive from rapid dehydration, improves its open time and adhesion and reduces the formation of ettringite. Our "Special Primer Gypsum Plaster" is very easy to paint, solvent-free and a reliable companion for the start of your renovation with calcium silicate boards on gypsum plaster.
Notes on processing
If you are unsure about the composition or materials of your substrate and it could be gypsum plaster or even partial gypsum plaster, we always recommend our special primer for gypsum plaster before processing the boards.
