Big Berkey Water Filter

http://www.morethanalive.com/Big-Berkey The Big Berkey is a stainless steel water filter in the Berkey Water Filter line. It can use up to 4 filters, which can filter up to 7 gallons per hour, and holds 2.25 gallons of water. The 2 Black Berkey filters that ship with it can purify up to 6,000 gallons.