The AquaKing PSC10 9-3/4″ GAC/Phosphate Food Service Drop-In Carbon Cartridge Filter is a white water filter designed for household use. It is compatible with AquaKing 10″ housings and is made of plastic. The filter uses GAC filtration method to remove chlorine taste and odor, providing clean and fresh water for drinking and cooking. With its drop-in design, this cartridge filter is easy to install and maintain, making it a convenient and effective solution for water purification in your kitchen.