Genesis Water Technologies MB2.5-20-5 Meltblown-Pleated Polypropylene Replacement Sediment Filter Cartridge with 5 Micron Rating Measuring 20-Inch X 2.5-Inch Meltblown pleated replacement sediment filter Filter is rated to 5 micron filtration Excellent replacement filter for pre filter systems to protect higher value filters or reverse osmosis systems Standard 10 inch by 2.5 inch size is interchangeable with many manufacturers Proudly Made in America