MAXETW-FF20 Watts C-MAX Whole House Water Filter CartridgeA genuine OE product, the MAXETW FF20 Watts C MAX whole house water filter cartridge helps to reduce virtually all chlorine taste and odor, while capturing sediment as small as five micron. Built with an extra thick wall and great porosity, helping to reduce a higher level of contaminants, capture more sediment and ensure better flow. Good for up to 20,000 gallons of usage. Order the MAXETW FF20 Watts C MAX whole house water filter cartridge you need