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Black Berkey® Elements are the leader in gravity-fed water purification, backed by independent testing. The Black Berkey® Element formulation has been tested by State and EPA accredited laboratories to exceed NSF/ANSI Standard 53.
Includes: Two 9" Black Berkey® Elements with 2 washers, 2 wing nuts, and 1 priming button.
Installs in the upper chamber of any Berkey system. Elements can also be used to upgrade most other gravity-fed water filter systems. Sold as a set of 2 elements.
Durability: Each Black Berkey® Element is designed to purify approximately 13.600 liters of water before needing replacement; 2 elements in a Berkey system will purify approximately 27.200liters of water before replacement is recommended.
Re-cleanable and self-sterilizing during the life of the element.
Elements come with a 2-year, pro-rated warranty.