D2431 Replacement Filters , Vertical Filtration, Lasts More than 3 Months

PetNF Filters & Parts Replacement filters for the PetNF D2431 large dog water fountain, 8-pack. An 8-pack of composite filter cartridges built for the PetNF D2431 large dog water dispenser. Each cartridge combines high-density activated carbon with ion-exchange resin to remove hair and heavy metal impurities, help maintain water purity, and enhance oxygen content, so your dogs get clean, fresh water around the clock. 8-pack value set Fits D2431 fountain Activated carbon + ion resin 7-layer filtration Replace every 2 weeks Compatibility Made for the PetNF D2431 large dog water dispenser. These cartridges are specified for the D2431 large dog water dispenser. Check the model number on your fountain before ordering, as this 8-pack is not intended for other PetNF fountain models. View the D2431 fountain Buyer-priority highlights Four reasons to keep a spare 8-pack on hand. Built around confirmed compatibility, verified filter media, and a replacement rhythm you can plan around. 1 Confirmed D2431 fit Specified for the PetNF D2431 large dog water dispenser, so you are not guessing whether the cartridge will seat correctly. 2 Composite filter media High-density activated carbon paired with ion-exchange resin targets impurities while helping maintain water purity. 3 Seven-layer filtration A seven-layer comprehensive filtration system removes impurities and improves water taste for cleaner, crisper drinking water. 4 Plan ahead for months With replacement recommended every two weeks, one 8-pack covers roughly four months of use for a single fountain. Perfect match Built for the D2431, not a universal guess. This 8-pack is specified for the PetNF D2431 large dog water dispenser. Matching the cartridge to the right model matters: a correctly specified filter seats properly in the holder and keeps water flowing through the media instead of around it. Specified for the PetNF D2431 large dog water dispenser. Confirm your fountain model before ordering. Fountain is sold separately; this pack is filters only. Filter media Activated carbon and ion-exchange resin working together. Each composite cartridge combines high-density activated carbon with ion-exchange resin. The pairing is designed to remove hair and heavy metal impurities, help maintain water purity, and enhance oxygen content, which supports fresher water through the day. High-density activated carbon for impurity reduction. Ion-exchange resin to help maintain water purity. Removes hair and heavy metal impurities. Vertical filtration Seven layers between the bowl and your dog. The cartridge uses a seven-layer comprehensive filtration system that removes impurities and improves water taste, so dogs get clean, crisp drinking water. Vertical filtration routes water through the media as it circulates. Seven-layer comprehensive filtration system. Improves water taste as well as clarity. Supports clean drinking water around the clock. Replacement rhythm Change it every two weeks to keep water fresh. Replacing the filter every two weeks helps guarantee fresh water quality and supports your pet's healthy growth. An 8-pack keeps several changes in reserve, so you are not caught out when the current cartridge is due. Recommended replacement: every two weeks. One 8-pack covers roughly four months per fountain. Keep a spare pack on hand between changes. Product details Key specifications at a glance. Product PetNF Replacement Filters for D2431 Dog Fountain, 8-pack Compatible fountain PetNF large dog water dispenser, model D2431 Pack quantity 8 composite filter cartridges Filter media Composite: high-density activated carbon + ion-exchange resin Filtration structure Seven-layer comprehensive filtration system, vertical filtration Removes Hair, heavy metal impurities Recommended replacement Every two weeks Package dimensions 3.82 × 2.8 × 2.48 inches Package weight 1.76 ounces Fountain sold separately Yes. This pack contains 8 filter cartridges only. FAQ Common questions before buying. Which fountain do these filters fit? They are specified for the PetNF D2431 large dog water dispenser. Check the model number on your fountain before ordering, as this pack is not intended for other PetNF models. How often should I change the filter? Every two weeks is recommended to guarantee fresh water quality and support your pet's healthy growth. What does the filter remove? The composite media combines high-density activated carbon with ion-exchange resin to remove hair and heavy metal impurities, help maintain water purity, and enhance oxygen content. Is the fountain included? No. This listing is for 8 replacement filter cartridges only. The PetNF D2431 large dog water dispenser is sold separately.