QUALITY CERTIFICATES

certyfikatach jakości
certyfikatach jakości
certyfikatach jakości
certyfikatach jakości
certyfikatach jakości
certyfikatach jakości

The gneiss in Ivailovgrad region is characterized by its robustness, resistance to atmospheric conditions and rough-non-slippery surface. That’s why it is one of the most preferred tilling materials used in interior and exterior design in nowadays constructions.

The physical and mechanical characteristics of our gneiss can be found in quality certificates.