Heavy-Duty Sediment Replacement Cartridge 25 micron polypropylene heavy duty sediment filter which reduces scale, lime, rust, sand and other fine sediment. Perfect as a pre filter for the two stage filter. Often combined with the 10 micron filter – Mult Action Replacement Cartridge. Product Spec sheet can be found here Two-Stage Filter System – Large Installation Guide Product Spec sheet can be found here Heavy Duty Sediment Large Cartridge Installation Guide
