【High-efficiency filtration】The cat spring filter is made of high-quality double-layer cotton, activated carbon and ion-exchange resin. Cat filter fountains trap hair and debris, filter heavy metals and improve water quality. 【Keep Water Healthy】Our replacement filter element is made of polymer activated carbon from high quality to remove bad taste and odor, keep pet fountain water fresh, and effectively protect your pet from harm. healthier business. 【How to use】 1. Thoroughly rinse the cat filter for 3-5 minutes before use and thoroughly soak the filter element to remove carbon ash. 2. Keep the plane up to ensure the best filtering effect! 3. We recommend a 2-4 week replacement (depending on frequency of use). Usually we recommend a few weeks in summer and 4 weeks in winter. 【Applicable Cat Fountain Type】The cat fountain filter is only compatible with cat/dog waterers. Our cat fountain has a diameter of 12.7 cm (5 inches) and an inner ring of 3.87 cm (1.49 inches), the diameter of
