Below is a list of Industrial Filters manufacturers from Northbrook, Illinois. Industrial filters are heavy duty filtration systems that serve to effectively remove particulates and suspended debris from process streams as well as the air and fluid flow lines of manufacturing operations and facilities. There are two basic types of filtering systems: liquid filters and air filtration systems. As the names suggest, the categorization is based upon the nature of the material to be purified. In either case, contamination of industrial flow lines, gas or fluid, can accelerate the wear of vital parts and operating components, leading to malfunction and even mechanical failure.