Pack of 16 Foam Pre-filters and Carbon Filter Compatible with PetSafe Drinkwell Fountain INOX 360 Avalon Pagoda Seascape and Sedona Fountains, Filter for Cat and Dog Water Fountain

Compatible with Drinkwell, Lotus, Avalon, and Pagoda pet fountains. Extends the life and flow rate of the filter pump. Provides your pet with cleaner, healthier water. Please replace the foam pre-filter and carbon filter every 2 to 4 weeks, depending on usage.