KRAUS REPLACEMENT FILTERS for Purita 2-Stage Water Filtration System help improve water quality by removing contaminants as small as 0.5 microns so that you can enjoy clean, great-tasting water right at your kitchen sink COMPATIBLE WITH Purita Under Sink Water Filtration System with Digital Display Monitor Model # FS-1001 (filtration system not included) CARTRIDGE DIMENSIONS: 3 3/4“ D x 13 1/4“ H – KIT INCLUDES: One (1) compressed carbon filter cartridge and one (1) polypropylene filter cartridge INDEPENDENTLY CERTIFIED to reduce lead up to 97%, as well as certain pharmaceuticals, VOCs, chlorine odor and taste, and other impurities commonly found in municipal water and well water sources LONG-LASTING CARTRIDGES filter up to 700 gallons of water and last up to 6 months before replacement is required – Filtration digital display (not included) beeps to notify when filter cartridges are down to 10% and require replacement