Enjoy clear, clean drinking water with the Culligan D-15 Basic Filtration Drinking Water Filter Cartridge. This filter reduces sediment, bad taste, and chlorine taste and odor in your water system. The replacement cartridge fits Culligan's RVF-10 Filter System (item 12875), and it's suitable for well water applications. The cartridge will last for up to 3 months or 250 gallons, and it comes complete with a reminder sticker so you will know when to change it. Replacement cartridge can also be used with Culligan US-550, US-600, RO-3000, and RO-3500 models as well as other 10" canisters.• 5-micron non-cellulose filter• Fits Culligan RVF-10 RV Filter System (item 12875)• Reduces sediment, bad taste, and chlorine taste and odor• Ideal for well water applications• Cartridge life is up to 3 months or 250 gallons Lasts up to 3 months or 250 gallons Also ideal for well water applications 5-micron non-cellulose filter | D-15 Replacement RV Water Filter Cartridge, 2-Pack