* This system comes standard with 2 Black Berkey Purification Elements, but can be expanded up to 4 or 6 elements.
* The versatile Imperial Berkey system is the ideal system for use with mid to large-sized families, small groups and during unexpected emergencies
* Constructed with highly polished AISI stainless steel
* Upper chamber nests within lower chamber for transport and stands only 17" in height
* Storage capacity of about 4.5 gallons (17 liters)
* Maximum Filters: 6 Black Berkey Purification Elements (in upper chamber)
* System includes upper and lower stainless steel chambers, 2 Black Berkey Purification Elements (expandable to 4 or 6), 1 stainless steel lid, 2 washers, 2 wingnuts, 1 priming button,1 spigot, 1 rubber gasket to protect the base
* Height when in use: 26"
* Diameter: 10"
* Weight: 10 lbs empty
* For normal everyday use, this system easily serves: 4-8 people
* Fully configured, this system can serve up to 200-400 people a day, during an emergency
* Maximum Filtration Flow Rate:
** Configured with 2 Black Berkey Purification Elements, the Imperial Berkey system can produce up to 5.5 gallons (20.8 liters) of purified water per hour
** Configured with 6 Black Berkey Purification Elements, the Imperial Berkey system can produce up to 16.5 gallons (62.5 liters) of purified water per hour
* Up to 6 PF-2 Fluoride and Arsenic Reduction Filters can be installed in the lower chamber if desired.