Polypropylene melt blown industrial (commercial) water / fluid filter out. Compatible with Shelco, Harmsco, Watts, 3M Cuno and all other major manufacturers. These cartridges are made from one hundred% graded density polypropylene. Larger dirt / sediment is trapped close to the cartridge surface and step by step finer particles are filtered during the core. Thus the cartridge possesses outstanding solids / holding capacity leading to longer duration of service. These graded density melt blown cartridges meet the requirement of FDA Title 21 for food and beverage applications. The polypropylene construction offers a variety of chemical compatibility. These double open ended cartridges have impressive waft rates of 7 gallons per 10 inch of cartridge length. *Contact us if different end cap configurations are required. Dimensions: 2 1/2 Inch x 20 Inch