Petsafe Drinkwell Carbon Replacement Filter, Dog And Cat Water Fountain Filters, 12 Pack

Compatible with PetSafe Drinkwell Original, Platinum, Big Dog, Multi-Tier, Outdoor Dog, Mini, Everflow and Zen Pet Fountains Removes bad tastes and odors from the water, keeping it fresh Activated carbon water filter made from coconut shells Change every 2-4 weeks to maintain water freshness PetSafe Drinkwell branded filters contain 50% more carbon than generic brands for better and longer-lasting filtration Fit securely in PetSafe Drinkwell fountains to more effectively filter water and debris