2 AUTHENTIC REPLACEMENT BERKEY PF-2 FLUORIDE AND ARSENIC REDUCTION ELEMENTS FOR BERKEY GRAVITY-FED WATER FILTER SYSTEMS, INCLUDING: Big Berkey, Berkey Light, Crown Berkey, Imperial Berkey, Royal Berkey and Travel Berkey Systems.
FLUORIDE AND ARSENIC REDUCTION- Berkey PF-2 Fluoride and Arsenic Reduction Elements replacement filters are designed for use in conjunction with Black Berkey Elements to adsorb fluoride, arsenic(V) and pre-oxidized arsenic(III), and other residual typical heavy metal ions.
LONG LASTING- We recommend replacing Berkey PF-2 Fluoride and Arsenic Reduction Elements after 1,000 gallons of use, under normal conditions
EASY TO USE- Berkey PF-2 Fluoride and Arsenic Reduction Elements attach to the bottom of Black Berkey Elements and sit in the lower chamber of a Berkey system