Berkey Black Berkey Purification Elements, Pack of 2

Set of 2 replacement filters. Will fit the following Berkey systems: Travel Berkey, Big Berkey, Royal Berkey, Imperial Berkey, Crown Berkey, Berkey Light. Black Berkey Purification Elements are more powerful than any other gravity filter element currently available. In fact, we tested the Black Berkey purification elements with more than 10,000 times the concentration of pathogens per liter tha...