The PF-2 is for use with Black Berkey Purifiers – If you use ceramic filters, you will need the PF-4 *** PF-2 reduction elements are designed for use in conjunction with Black Berkey water purification elements to adsorb the following unwanted elements found in drinking water. Fluoride, Arsenic V and pre oxidized Arsenic III, Other residual heavy metal …
Replacement filters will fit the following Berkey systems: Big Berkey, Royal Berkey, Imperial Berkey, Crown Berkey, Berkey Light, Travel Berkey The Black Berkey Filters are self-sterilizing and cleanable. They remove a wide range of contaminants and far exceed EPA and ANSI/NSF (Std. 53) standards. Filtration Specifications for the Black Berkey Purification Elements: Viruses 99.999% reduction; Pathogenic Bacteria 99.9999% …