Valli Granulati, in the Zandobbio plant, is manufacturing also granulates and marble pepples, natural spherical, ground and ventilated quartz, calcium carbonates, dolomites, natural sands, colored sands and premixed products for the building industry.
Valli Granulati got the quality certificate UNI EN ISO 9001:2008 certifying the constant control in every phase of the supply chain. During manufacturing, all the products have to pass a quality check, just to guarantee customers the higher standard of quality.
Valli Granulati was established in 1960 thanks to the effort, passion and managerial skills of Francesco Valli.
Over the years his sons have continued the activity started from the father, evolving and modernizing the firm into a reference point the sand and granulates field.