NuvoH2O Home Duo Replacement Cartridge and Filter

Keep the water in your home soft and tasting great with the replacement cartridge and filter for your Home Duo System. The Home Duo System cartridge and filter should be replaced every 20,000 gallons or every 6 months. This cartridge and filter are intended to be used in the NuvoH2O Home Duo System and will not perform in any other system.