10 inch particulate filter for removal of 5 micro plus organisms and materials. Removal of rust, sand, organic material and suspended contaminates. Made from a spun polyester material. Poly spun material used in manufacture of unit. Suitable replacement filter for several manufacturers of filter systems and housings. Replacement for cottage whole house systems, systems for recreational vehicles, R.V., boat, counter top systems and under the counter filter systems. Replacement filter for reverse osmosis systems as a polishing filter.