Durability: Each Black Berkey element is designed to purify approximately 11,350 litres (3,000 gallons) of water before needing replacement; 2 elements in a Berkey system will purify approximately 22,700 litres (6,000 gallons) 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
This set of 2 Black Berkey Purification Elements can be purchased as spares/replacements for use in any existing Berkey Water Purification System such as the Big Berkey. Or to increase the filtering flow rate by adding them as well as the existing 2 elements in a Berkey System.
How to Prime the Black Berkley Elements Before Use