- Compatibility : These replacement filters are designed for use with a variety of cat drinking fountains, including the 3.2L/108oz ship-shaped fountain, the 3.2L/108oz stainless steel fountain with water level window, and the 4L/134oz cat water fountain. - High-Performance Filtration : Our filter features a multi-layer construction consisting of non-woven fabric, active carbon, ion exchange resins, and a durable PP plastic shell. This combination effectively captures hair and debris, neutralizes odors, and softens your pet's drinking water, ensuring it remains clean and fresh. - Regular Maintenance : For optimal performance, replace the filter every 1-2 weeks in cooler months and every 2-4 weeks during summer months. If multiple pets share the fountain, consider changing the filter more frequently. - Health Benefits : Providing fresh oxygenated water encourages your pets to drink more, which helps prevent urinary tract infections and promote overall wellness. - Practical Applications : Ideal for households with multiple cats or pets that prefer to drink freely throughout the day, these filters ensure a continuous supply of clean drinking water. Perfect for busy pet owners looking for an easy maintenance solution for their pet's hydration needs. - Quality Materials : Designed for long-lasting use, these filters use safe and high-quality materials to ensure your pet's health and safety. Ensure your furry friends enjoy delicious, clean water every day with our reliable replacement filters.