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 Simultaneous GPM and LPM markings

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

Re-install housing

remove the old HB-20-20W cartridge

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

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 Simultaneous GPM and LPM markingsAries 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