- Compatibility: Cat Water Fountain Filters are compatible with 4L/135OZ Stainless Steel Pet Fountain Cat Drinking Bowl. Please check the size and model carefully before purchasing
- Multi-Filtration System: this filter is composed of double-density filter, cation exchange resin and coconut shell activated carbon. Selected high-quality materials, every drop of water is fresh and living water, so that your pets love to drink water
- Active Filtration: our filter replacement stops hair and debris, remove heavy metal elements, so that your pet's drinking water is more than clean, improve the softening of water quality, and effectively prevent urinary tract diseases in pets
- Friendly Reminder: Please soak the filter in water for 5 minutes and rinse it thoroughly under running water before use. Change the filter every 4 weeks and clean the water pump every week to ensure the clean of drinking water
- What You Will Get: These pet water filter replacements contain 6 carbon replacement filters and 6 pre-filter sponges