Arlon, located in the Netherlands, is the manufacturer of standard, duplex and customised filters, replacement elements and 3-way flanged ballvalves mainly used for hydraulic or lube oil systems.arlon ， These products are being supplied through Arlons own sales organisation with a sales office in France and Germany and sister companies in the USA and the United Kingdom. Worldwide Arlon is also represented by a network of highly respected distributors. They serve over 1,400 markets, including