About This THREE-STAGE FILTRATION: Brondell’s Coral Three-Stage filter set consists of a sediment filter, pre-carbon filter, and carbon block filter. Get rid of physical, chemical, and biological contaminants in your water while leaving behind beneficial minerals. REPLACEMENT WATER FILTER: This sediment and carbon block filter replacement is specifically for the Brondell Coral Under Sink Water Filter (sold separately); It is designed for easy installation, providing great-tasting water for up to 12 Months 3-STAGE CARBON FILTRATION: The sediment filter reduces rust, sand, and particulates; The carbon pre-filter reduces VOCs, chlorine, and other contaminants; The carbon block filter further decreases chemicals, bad tastes, smells, and heavy metals SIMPLE DIY INSTALLATION: The replacement filter can be installed in just a few minutes with a quick and easy twist and seal installation; The change indicator lets you know when a new filter is needed; Includes filter indicator replacement battery Overview Brand : Brondell Special Feature : Easy to Install Product Dimensions : 24.38"L x 34.04"W x 14.99"H Material : UF-35 Filter Replacements Capacity : 600 Gallons Included Components : Water Purifier with Designer Chrome Faucet Package Information : Bottle Installation Type : Under Sink Purification Method : Carbon Block Power Source : Manual Operation" Or "Na