General description The BB9-2 Replacement Water Filter Cartridge is designed for families with poor drinking water, as well as for travel and outdoor activities. Utilizing natural activated carbon from coconut shells and a BPA-free housing, this filter effectively reduces contaminants such as chlorine, sand, rust, odor, sediment, and large particles, significantly improving the taste of your water. It provides clean and safe drinking water, ensuring a perfect fit without causing leaks. Technical specifications Filter lifespan: 6,000 gallons (22,712 liters) Material: Natural activated carbon from coconut shells Housing: BPA-free Compatibility and accessories Compatible with BB9-2 black water purification element Interchangeable with Travel, Big, Royal, Imperial, Crown Series, Propur Traveler, Nomad, King, Big Series, Doulton Super Sterasyl filters Compatible with W9361122 and W9361123 systems Usage For optimal performance, it is recommended to replace the filter every 6,000 gallons