NSF/ANSI 42 Certified Black Purification Elements, For BB9-2® Water Filters Replacement, Compatible With Berkey Gravity Filtration System, Replacement For Berkey Black Filter, Pack Of 2

Removes chlorine, sediment, odor and other large particles, while improving the taste and quality of your water - ensuring clean, s.a.f.e water for your family. Made from coconut shell activated carbon for superior filtration performance. Fits Amwater gravity filter system and compatible with Berkey, Waterdrop, Fachioo,Purewell, and Doulton gravity filter styems. Extended service life: For the best performance,replace the filter every 6,000 gallons per pair, depending on your local water conditions. If you have damaged phenomena after receive your product, We will deliver new product for you again.