EcoAqua WF1CB-EFF-3PK Replacement for Frigidaire WFCB/WF1CB, 3-Pack WORLD-RENOWNED BRANDEcoAqua, a household water filter brand, provides fresh tasting ice and water to millions of families in the USA. The EcoAqua brand guarantees the quality of the product. HIGHEST-GRADE MATERIALAll natural activated coconut shell carbon removes chlorine, odor, contaminants and particulates, serves you spring like water, full of natural minerals. QUALITY ASSURANCEAll filters from EcoAqua ensure reliable and efficient filtration performance for the entire duration of the cartridge. REASONABLE PRICE Economical alternative to expensive substitutes. Save money while environmental friendly by no longer consuming water from plastic bottles. COMPARABLE PART NUMBERSFrigidaire WFCB, WF1CB, WSF-1, NGRG-2000, RF-100, RG-100, 218710901, 218710902, 218717805, 218732306, 218907800, 240389101, 240389102, 240394501.