Cat Fountain Replacement Filter: Ensure your cat’s drinking water is fresh, clean and safe. We help you take care of your cat’s health. However, these filters are made from high quality activated carbon, resin and cotton mesh. The water is perfectly purified and safe, and only soft water is available for cats. Multiple compatibility: compatible with YOUTHINK, HOMMI, ISYOUNG, KOALAD, HAPPYPAPA, PEDY, DADYPET, the same automatic flower fountain pruning. Dimensions: 5 inches (external diameter), 1.5 inches (internal diameter). Double effect filter: resin and activated carbon. The resin softens the water and reduces the risk of stones. Activated carbon absorbs impurities and odors, keeping water fresh and clean. PP cotton can filter hair, sediment and debris in clean water. Three effects filter: 1. High density PP cotton insulates fur and waste; 2. Activated coconut carbon removes residual chlorine and odors; 3. High density PP cotton insulates other blends. Keep the water fresh and clean
