Aries (AF-20-2012) 20" x 2.5" (2 lb) KDF-55-GAC Filter Brine Cabinets so this filter only fits

so this filter only fits ELF-compatible housings

Fits all permanent E-Series filter heads without adapters or modifications

Purcheck-1 RO Monitor with 1/4" JG Tee

Suitable for municipal water testing

Aries (AF-20-2012) 20" x 2.5" (2 lb) KDF-55-GAC Filter Brine Cabinets so this filter only fitsAries Filter Works 20" x 2. 5" Specialty Filter Aries AF 20 2012 KDF 55 GAC Filter Cartridge High capacity redox media and activated carbon filtration for chlorine removal, heavy metal reduction, and bacterial control in whole house and well water systems 2 lb KDF 55 22,000 Gallon Capacity Bacteriostatic WHY IT WORKS KDF 55 and GAC work together to extend filter life and improve water quality Redox Filtration KDF 55 uses oxidation reduction chemistry