Dixon Sanitary's Filters for their BSCCQ In-Line and Side Entry Filter / Strainer Units are constructed from a variety of materials depending on size. These filters are special order and minimums may apply, please contact for details. Using this filters will require the use of two retaining rings that are not included with the base unit. These filters are made from disposable media and designed to remove finer particulate from the process stream. These filters can be used to filter particulate down to 40 micron in size.