Aries (AF-20-3611) 20"x2.5" Perchlorate Selective Filter Aries (AF-20-2015-BB) 20"x4.5" Big Blue 5 Lb. KDF-55/GAC Filter Replace earlier if you detect

Replace earlier if you detect chlorine taste or odor in filtered water

phosphate crystals are depleted and cartridge should be replaced immediately

remove the old HB-20-20W cartridge

Re-install housing

Simultaneous GPM and LPM markings for instant flow rate reading in either unit

Aries (AF-20-3611) 20"x2.5" Perchlorate Selective Filter Aries (AF-20-2015-BB) 20"x4.5" Big Blue 5 Lb. KDF-55/GAC Filter Replace earlier if you detectAries FilterWorks Aries AF 20 3611 Perchlorate Selective Filter 20" x 2. 5" specialty cartridge engineered for targeted perchlorate reduction in municipal and private water supplies Standard 20" Housing Selective Ion Exchange Perchlorate Specific High Capacity Resin The AF 20 3611 uses a proprietary ion exchange resin formulated specifically for perchlorate removal, offering superior selectivity over conventional anion resins. This 20 inch cartridge