Filters manufactured with 100% pure polypropylene fibers. They reduce sediments, rust and others suspended impurities. The fibers have been carefully spun together to form a true gradient density from outer to inner surface. The result is an high sediments hold back capacity and an higher efficency then normal melt blown polypropylene filters. They will not release taste, odor or color to the liquid being filtered when used within the recommended temperature limit. Additionally, the polypropylene constructi