PUR Faucet Mount Water Filter Cartridge is a reliable cartridge designed for PUR faucet-mount water filters. This cartridge effectively reduces contaminants such as trihalomethanes, chemical chlorine by-products, asos, atrazine herbicide, benzene, and chlorine, ensuring cleaner and safer drinking water straight from your faucet. It is intended for use with vertical faucet-mount water filters and comes in a convenient single pack. The cartridge has a product life of filtering up to 100 gallons, making it a practical choice for maintaining water quality in your home. Model Number: RF99991V2