- $739.99Gravity-Fed Water Filter System 3.25 Gallon with 2 Black Berkey Elements, 2 Berkey PF-2 Fluoride and Arsenic Reduction ElementsBed Bath & Beyond
- $564.49Gravity-Fed Stainless Steel Countertop Water Filter System 2.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 FiltersBed Bath & Beyond
- $33.99Gunneran Water Filter, Replacement for Berkey Water Filter, 2 Activated Carbon Filters Compatible with Purifiers Berkey Gravity Water Filter System, Pack of 2Amazon
- $29.11FDGF2 Countertop Water Filter for DGF2 Gravity-fed Water Filter System, Waterdrop King Tank Series, and Berkey BB9-2The Home Depot