The Big Berkey is the gold standard in gravity-fed water filtration. It removes 99.999% of bacteria and viruses without electricity, making it the top choice for home emergency water purification.
Key Features
Filters up to 3.5 gallons per hour
Removes 99.999% of bacteria and 99.9999% of viruses
No electricity, plumbing, or water pressure needed
Each filter element lasts up to 3,000 gallons (6,000 per pair)
Stainless steel construction — virtually indestructible