Shelco polypropylene wound industrial (commercial) water / fluid clear out. Compatible with Harmsco, Watts, 3M Cuno and all other major manufacturers. These cartridges are exactly woven of a single FDA strand of polypropylene wound around a perforated core. The durable construction gives spectacular filtration capabilities. Made in the usA. Shelco MicroSentry MS series cartridges meet the requirement of FDA Title 21 for food and beverage applications. The polypropylene construction gives a variety of chemical compatibility. These double open ended cartridges have spectacular go with the flow rates of 7 gallons per 10 inch of cartridge length. *Contact us if other finish cap configurations are required. Dimensions: 2 1/2 Inch x 20 Inch