Aquasure AF-SCZ-25HFL Fortitude V2 Series Sediment/Carbon/Zinc Bacteria Inhibiting Triple Purpose Replacement Filter - Large NewThe Aquasure AF SCZ 25HFL Sediment Carbon Zinc Bacteria inhibiting Triple Purpose Filter provides a unique design that combines the sediment outer layer infused with copper zinc to help remove the majority of suspended particles in the water and also inhibits bacteria growth. Its inner carbon core absorbs chlorine, taste, odors, and chemicals, making it one of the most versatile water filters for both residential and small industrial applications.