Compatibility: Petsafe

and cartilage for complete nutrition

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and optimal health

Drinkwell Ceramic Fountains Replacement Charcoal Filters flea and tick care Compatibility: PetsafeKey Features 4 pack of filters Charcoal Filter removes bad tastes and odours Polyester pad captures debris and hair maintaining the Pet Fountains cleanliness Constant circulation helps inhibit bacteria growth in between cleanings Filters extend the life of your Pet Fountain Replace filter every 2 4 weeks Compatibility Compatible with Drinkwell 1. 8 Litre, 3. 7 Litre, 7. 5 Litre, Avalon, Pagoda, Butterfly, Seaside, Streamside and Sedona pet fountains.