The Berkey PF-4™ Element, or fluoride and arsenic reduction elements, work in conjunction with the Berkey Earth® DE Filter Elements to absorb unwanted elements found in drinking water. The Berkey PF-4™ Elements filters out fluoride, arsenic, and other heavy metal ions. The Berkey PF-4™ Element is made of non-leaching Polypropylene *5 and is BPA-free. The Berkey PF-4™ […]
Category: PF-4 Info
Berkey PF-2™ and PF-4™ Fluoride Reduction Media
Please click below to read more about the Berkey PF-2™ and PF-4™ Fluoride reduction media and other information about our post filter elements. Berkey PF-2™ Fluoride Reduction Elements Test Results