Poly Pleated Sediment Filter – 1 Micron 10″ x 4.5″. Absolute Giardia Crypto rated Big Blue Cartridge. Washable/Re-usable Poly Pleated Sediment Filter.
To be used after standard filtration as a final filter to prolong its life and avoid premature blocking as it is a more expensive filter.
Used as the 3rd and final filter before entering the house.