ï»¿ï»¿Black BerkeyÂ®Â Elements are the leader in gravity-fed water purification, backed by independent testing.
The Black BerkeyÂ®Â Element formulation has been tested by State and EPA accredited laboratories to exceed NSF/ANSI Standard 53.
Includes: Two 9" Black BerkeyÂ®Â 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 BerkeyÂ®Â Element is designed to purify approximately 3,000 gallons of water before needing replacement; 2 elements in a Berkey system will purify approximately 6,000 gallons of water before replacement is recommended.
Re-cleanable and self-sterilizing during the life of the element.