Royal Berkey Water Purification System with 2 Black & PF2 Fluoride Filters

Constructed of highly polished AISI 304 stainless steel Storage capacity of about 3.25 gallons (12.3 liters) Upper chamber nests within lower chamber for transport and stands only 15.25" in height Maximum Filters: 4 Black Berkey? Purification Elements (in upper chamber) System includes upper and lower stainless steel chamber, 2 Black Berkey Purification Elements (expandable up to 4), 1 stainless steel lid, 1 spigot, 2 wingnuts, 2 washers, 1 priming button, 2 blocking plugs, 1 rubber gasket to protect the base Height when in use: 23" Diameter: 9.5" Weight: 8 lbs empty Configured with 2 Black Berkey Purification Elements, the Royal Berkey &System can purify up to 4 gallons (15.1 liters) per hour Configured with 4 Black Berkey Purification Elements, the Royal Berkey & System can purify up to 7 gallons ( 26.5 liters) per hour Up to 4 PF-2 Berkey PF-2? Fluoride and Arsenic Elements can be installed in the lower chamber if desired