Compatible to Hydronix SDC-25-2005 4 SDC-25-2005 Compatible 4 pack sediment filters 2.5 x 20; 2.5" x 20" white 5 Micron for sediment, rust, dirt, and silt removal 5 Micron, 60-120 PSI, NSF 42 Certified. 20" x 2.5" Size Fits all 20" x 2.5" multistage or single stage filtration system housings 20" whole home sediment filters Food Grade for the Food and Beverage Industry Oil and Gas, Fine Chemicals, Electronics, Metal Finishing, Pulp and Paper, etc. polypropylene sediment filters have a particle retention Size of 5 micron and is used in a residential and commercial water filtration system applications. The coreless Filter design has an outside diameter (OD) of 2.5" and overall length of 20". made of 100 percent Pure polypropylene, the cartridge has structural stability, and is resistance to most chemicals. Certified by the ANSI/NSF (American National standards Institute and National sanitation Foundation) standard 42 for Material and structural Safety, and is FDA approved for the Material requirements only. This sediment Filter is suitable for use in filtration systems such as ice machines, film processing, beverage, coffee, analytical, Wineries, and many others. Any brand names or logos are the registered trademarks of their respective owners. Any use of any brand name or model designation for this product is made solely for purposes of demonstrating compatibility.