Big Berkey® 8.5 liters - 2 Black Berkey® filters - Ref BK4X2-BB

The Big Berkey® gravity water filter is the ideal filtration system for an average family of 1 to 4 people. Black Berkey® Elements is the leader in gravity water filtration, backed by independent testing. Black Berkey® elements significantly reduce trihalomethanes, inorganic minerals, heavy metals, pharmaceuticals, pesticides, VOCs, petroleum products, perfluorinated chemicals, rust, silt, sediment, radiologicals.
Black Berkey® elements have been tested by accredited third-party laboratories who have reported that the elements comply with ANSI/NSF protocol (Std. 53) and treat over 200 typical contaminants found in drinking water sources.
Installs in the upper chamber of any Berkey system. The elements can also be used to upgrade most other gravity fed water filtration systems.
Sold in sets of 2 items.
We recommend replacing Black Berkey® elements every 11,356 liters (22,712 liters per set of 2 elements). Elements may need to be replaced sooner depending on the quality of the incoming water.
Reusable for the life of the item.
Items come with a 2-year prorated warranty.

Directions for use

Simply pour water into the upper chamber of the system and easily dispense pure water through the lower chamber faucet. By equipping your Big Berkey® with 2 additional Black Berkey™ filters, you ensure a production of filtered water of approximately 26.5 liters per hour.

Scalable filtration capacity of the Berkey system:

• 13.3 liters/h with 2 Black Berkey filters*
• 26.5 liters/h with 4 Black Berkey filters*

Features of the Big Berkey® system:

• Includes 2 Black Berkey™ filters
• Diameter: 21 cm
• Height: 48 cm
• AISI 304 stainless steel system
• Empty weight: 3.6 kg
• Guaranteed for 2 years

The Big Berkey® system includes:

• Upper and lower stainless steel chambers
• 2 Black Berkey™ purification elements
• 1 stainless steel cover, knob and screw
• 1 tap
• 2 wing nuts, 2 gaskets
• 1 priming washer
• 2 blocking caps
• 1 rubber gasket to protect the base
• 1 Berkey® quick priming kit - FPK-kit

*Flow rate is calculated with the upper chamber full. The flow decreases as the water level decreases.

Summary of the characteristics of your water filter