Big Berkey vs. Zen Water Filter Comparison
Check out this comparison of the Zen Water device, that uses a ceramic filter, and the Berkey, with proprietary filters. Both are award winning, though in this case EmergencyFoodWarehouse.com recommends the Berkey due to speed of filtering. SurvivalNation recommends the following: always have more than one solution for each need. In this case, choose a quality water filtration system for backup, and learn how to use it!