Compatible models: The filter can be replacement for Berkey BB9-2 black filters, Travel, Big, Royal, Imperial, Light, Crown Berkey Series. And it is also compatible with Waterdrop Gravity-fed Water Filter System. The water filter is not sourced by or sponsored by Berkey. Waterdrop is an independent brand. Please flush filter for 1 min before use by connecting to faucet. Note: if faucet not fully compatible, splashing may occur but won't affect product.

Enhanced Filtration: Our upgraded black filter features an "Ultra-Filtration" membrane, effectively blocking pollutants larger than 0.01 μm. Enjoy better filtration, safer drinking water, and a healthier body with up to 99% reduction of chlorine, heavy metals, taste and odor, sediments, large particles, and other contaminants.

Excellent chioce: The Black Carbon Filters Replacement for Berkey is precisely designed without resulting in leakage. Covering a wide range of goods, Waterdrop offers products that are better than those released by the original brand. Waterdrop is your reliable choice. Quality is everything. We promise to refund your money if our filter does not fit your original brand.

Longer service life: The Black Carbon Filters can provide 6,000 gallons of fresh water. For better performance, we recommend that you replace the filter every 6,000 gallons per pair. However, this may vary depending on your water conditions.

Risk-free purchase: Our professional support team is available 24 hours a day. If you are having issues with the product, please contact us right away. Note: That TDS level does not fully indicate the quality of the water and our filters DOES NOT lower TDS value.