Carbon block cartridge with additional lead removal capacity – 5,000 gal @ 1.5 gpm (19,000 L @ 5 lpm) Effectively reduces cysts (Cryptosporidium, Giardia Lamblia, Entamoeba, Toxoplasma), chlorine, taste, odour, and turbidity Chlorine reduction capacity: 20,000 gal @ 1 gpm (75,000 L @ 3.8 lpm) True depth-type filtration for fine sediment removal rated at nominal 0.5 microns 100% coconut shell carbon.