Home Master CFF2E-10 Jr F2 Elite Replacement Water Filter, Activated Alumina/GACC/KDF85 Fluoride Filter Elite media treats fluoride, chloramines, lead, aluminum and many other contaminants Great tasting water Fits Tap Master Jr systems Fits standard 10-Inch systems Updated purple cartridge fits only one way, holds latest activated alumina media to purify better over a broader pH range