Purenex 5M-50PK-1 5 Micron 10-Inch by 2.5-Inch Sediment Filter Cartridges Filtration, 50-Pack

Melt-blown Polypropylene Sediment filters – Sediment filter is often the first filter installed in the Reverse Osmosis circuit. Sediment filters are made of fine melted polypropylene, which is then blown and spun in a cylinder-like form. The main function of a sediment filter is to remove large and fine particles from a drinking water, such as sand, dirt, silt, and rust particles. Removal of such particles allows for a better performance of all the following filters, such as Carbon Block or GAC filters.