The Hoshizaki HS-5441 is a replacement all-in-one filter cartridge designed for the DWM-20A water dispensing system. Featuring a 0.1 micron ultra-filtration membrane, this cartridge effectively removes contaminants, ensuring clean and safe drinking water. Each pack contains two cartridges, providing a convenient solution for maintaining optimal water quality. Ideal for both residential and commercial use, the HS-5441 enhances the performance of your water dispensing system while ensuring a consistent supply of purified water.