NAV-System, a company leader in the design and build of refrigerated cells, food industrial plants and "turn-key" cold logistics, curtain walls and sandwich panel covers, sandwich panels supplying, guarantees the customers over 40 years of experience at an international level.First in Italy in its sector, it ensures its services as per the UNI EN ISO 9001 quality standards. The group includes Silex S.A., a leading manufacturer in the sector of specific sandwich panels for the cold and food industrial sectors, with production plant in the Republic of San Marino.