High-class gravel products from KFN are used throughout Switzerland as building material for civil engineering in the construction of highways and roads, for the construction of buildings and in gardening and landscape building. For this, the high-grade limestone from the Elggis mountain in the Swiss canton of Glarus is carefully processed in an electronic-controlled gravel mill to produce roughly 250,000 metric tons of gravel and ballast yearly. Find out about our range of diverse and mostly certified sand, gravel, grit and stone products. They include limestone sand, limestone gravel, grit, concrete gravel and limestone ballast. We will gladly deliver the requested quantity via truck or we offer you the possibility to pick up the products yourself.