Waterdrop Gravity Filter - BB9-2 Black & PF-2 Fluoride, Fits Berkey

The Waterdrop Gravity Filter set is designed as a direct replacement for Berkey BB9-2 black filters and PF-2 fluoride cartridges. It also fits Waterdrop gravity-fed systems and Doulton Super Sterasyl models, giving you flexibility across popular countertop and portable units. Each cartridge combines a black carbon filter with a PF-2 fluoride filter, tackling chlorine, sediment, heavy metals and excess fluoride in one easy step. Certified to NSF/ANSI 42&372 standards, the filters meet recognized safety criteria, so you can trust the water you drink is cleaner and healthier. Installation is straightforward-just drop the cartridges into the filter housing and let gravity do the work. No electricity or tools are required, making it ideal for home kitchens, travel, camping trips, or emergency preparedness. Waterdrop is an independent brand, not sourced or sponsored by Berkey, which means you receive a dedicated product that focuses on performance and easy replacement. Enjoy fresh-tasting water wherever you are with this reliable, certified filtration solution.