Culligan Under Sink Water Filtration Cartridge is a premium filter designed to deliver clean and fresh-tasting water directly from your faucet. Featuring a 0.5 micron nominal filtration and a flow rate of 0.6 gallons per minute, this cartridge effectively reduces chlorine, sediment, unpleasant tastes, and odors, making it i for drinking and cooking purposes. Its carbon block construction ensures superior contaminant reduction, while the universal fit makes installation easy and convenient. This filter provides reliable performance for up to six months or 600 gallons of water, ensuring long-lasting freshness and purity. Model Number: D-40A-D