Cat Water 3 stage Drinking Fountain Replcmnt Cartridgex4

Pack of four replacement 3 stage filter cartridges for use with Cat Mate and Dog Mate pet fountains. Creates clear fresh drinking water for your pets, gauze removes all physical particles, carbon purifies the water. Ideal for hard water areas due to ion exchange media. Replace monthly or sooner if required. Use only genuine cat mate or dog mate branded products in your fountain.