The Drinkwell® Premium Filters feature six compartments of charcoal. This evenly distributes the charcoal for a longer lasting, deeper water filtration. More charcoal is added to each compartment to maximize water filtration. This filter will work with ANY Drinkwell® Fountain (except the Drinkwell® 360) and should be changed every 2-4 weeks to maintain water freshness. There are three filters per package.
12 Total Premium Carbon Replacement Filters (4 Packs with 3 Filters per Pack)
Compatible with Drinkwell Original, Platinum, Big Dog, Multi-Tier, Outdoor Dog, Mini, Everflow and Zen Pet Fountains
Replaceable carbon water filter removes bad tastes and odors, keeping water fresh
Change every 2-4 weeks to maintain water freshness
Using water filters will extend the life of your fountain