Aries (AF-20-2013-BB) 20"x4.5" Big Blue 3 LB KDF-55-GAC Filter Filmtec (SW30-4040) Seawater Membrane 1 000 mg/L or 1

000 mg/L or 1

500-gallon capacity

or alarm triggering

Single cartridge handles sediment

Aries (AF-20-2013-BB) 20"x4.5" Big Blue 3 LB KDF-55-GAC Filter Filmtec (SW30-4040) Seawater Membrane 1 000 mg/L or 1Aries FilterWorks Premium Specialty Filtration AF 20 2013 BB 20"x4. 5" Big Blue KDF 55 GAC Filter Heavy duty dual media filtration combining 3 lbs of KDF 55 with granular activated carbon for comprehensive whole house chlorine, chloramine, and heavy metal reduction 3 LB KDF 55 Media GAC Chlorine Removal Heavy Metal Reduction Genuine OEM Part The Aries AF 20 2013 BB combines kinetic degradation fluxion media with granular activated carbon in a 20" x 4.