Silver Ions Black Water Filter, Replacement for Berkey® BB9-2® Compatible with Berkey® Purewell®, ProOne®, BB9-2®, Gravity Water Filter System, NSF/ANSI 372 Certified

[Compatible models] The Black Carbon Filters can serve as replacements for Berkey BB9-2 black filters, as well as for the Travel, Big, Royal, Imperial, Light, and Crown Berkey Series. They are also suitable for use with the Gravity-fed Water Filter System. Thanks to their refined design, these filters offer a secure fit and are leak-free. Please note that this water filter is not sourced by or sponsored by Berkey; operates as an independent brand. [Upgraded filter materials] The enhanced filter materials incorporate silver ions, which further diminish harmful substances and help safeguard the purity of drinking water.

Prior to use, flush the filter for 1 minute by attaching it to a faucet. If the faucet is not entirely compatible, some splashing may occur, but this will not impact the filtration performance. [Efficient filtration] The Black Carbon Filters utilize natural coconut shell activated carbon, effectively reducing impurities like sand, rust, odor, sediment, and large particles. They achieve up to 99% chlorine reduction, delivering clean and pleasant-tasting drinking water. [Safe materials] This replacement for Berkey water filters is certified to meet the NSF/ANSI 372 standard for lead-free materials.

[Longer service life] This replacement filter for Berkey water filters provides 6, 000 gallons of fresh water. For optimal performance, we advise replacing the filter every 6, 000 gallons; however, this interval may differ based on your water quality conditions