Nispira Premium Fluoride & Arsenic Reduction Elements Water Filter Compatible with Berkey Countertop & travel Water Purification System. Compared to Part PF-2. 6 Packs

Premium Fluoride water filter element compatible with all Berkey water purification systems. Compared to the original part PF-2. Filter is made with fluoride particles. It is designed to work with black elements BB9 in the water system to adsorb fluoride, arsenic and pre-oxidized arsenic and other residual typical heavy metal ions. Dimension: 6.25" x 2.5". 6 elements included. Recommend to replace each pair of fluoride water filter after 1,000 gallons of use, under normal conditions.