The Black Berkey® Purification Elements are so Powerful they are classified at the water purifier level!  
This is because the The Black Berkey® Purification Elements remove 99.9999999% of pathogenic bacteria and 99.999% of viruses, which greatly exceeds the standard. 
 
The Black Berkey® Purification Elements Reduce or Remove;
Bad odors and tastes picked up from from our city water delivery systems 
Trihalomethanes – Removed to >99.8%
Inorganic Minerals, such as Chlorine and Chloramine
Heavy Metals Aluminum
Pharmacutical Drugs Contaminates
Herbicides and Pesticides
For information and video please visit the Why Berkey? 
 
How Long Do They Last? One set of Black Berkey Purification Elements can filter your water for years!
May of our customers perfer to think of this in how many times can i fill my unit before i need to replace the filters? Obviously it depends on the capacity of the unit and on our product pages for each unit there is a calculation for how many times you can fill the unit before you need to replace the Black Berkey Puurfication Elements.
 
Any Question? Please use the live chat option or send us an email from our About Us Page