Petényi straw clay plaster
Discover the latest clay plaster from Agyag-Ásvány Ltd.!

We are pleased to announce that KERAKER Ltd. has started distributing Agyag-Ásvány Ltd.’s straw clay plaster made from montmorillonitic yellow marl clay. This new product offers an outstanding price-to-value ratio, significantly more favorable than similar products on the market.
Quality and availability for everyone
In addition to the new straw clay plaster, the premium kaolin clay plaster will remain available, ensuring that everyone can find the solution that best meets their needs. Among products available in Hungary, Petényi kaolin clay plaster represents exceptional quality and is available at a better price than other yellow clay plasters offered by different distributors.
Why choose Agyag-Ásvány Ltd.’s clay plaster?
The products are affordably priced because the clay is sourced from their own Hungarian-owned quarry. Agyag-Ásvány Ltd. is a domestic small business, fully Hungarian-owned, so you can be confident that you are choosing a genuine Hungarian product.
Modern manufacturing technology
The new straw clay plaster is produced in a 400 m² modern manufacturing hall, where automatic mixing and bagging machinery ensures high quality and efficiency. The energy required to operate the machinery is fully supplied by solar panels, making the production of our products environmentally conscious and sustainable.
Choose Agyag-Ásvány Ltd.’s clay plaster and support domestic manufacturing and sustainable construction!
The straw clay plaster made from montmorillonitic yellow marl clay offers an excellent price-to-value ratio, significantly better than similar products on the market.
The straw clay plaster is ready-to-use—no need to mix with additional clay or sand, only water needs to be added.
Water should be gradually added to the plaster to adjust consistency. Let the mixture rest for 1 hour to allow the clay to absorb the water. Before application, the surface must be dust-free and moistened.
Suitable as a primer for straw clay plaster!
It can be used for both exterior and interior plastering, applied manually or with a machine.
The mixed material can be used for several days.
- Packaging: 25 kg per bag
- Material requirement: 14 kg/m² per 1 cm thickness
- Material requirement for brick and clay brick surfaces: 1.5 cm thickness