COMPATIBLE MODELS This water filter replacement is designed to work seamlessly with Berkey BB92 black purification elements. Fully compatible with Berkey gravity filter systems, including Big Berkey, Berkey Light, Imperial Berkey, Travel Berkey, Crown Berkey, and Royal Berkey Series. While not an original brand part, it offers the same quality, performance, and fit as the original for reliable use. NSF42 CERTIFIED QUALITY Tested and certified under NSF42 standards, this filter ensures safe and effective water purification. The filtration media is made from natural coconutactivated carbon with uniform particle size for absorption. The filter housing is constructed from lead and BPA materials, ensuring water safety for you and your family. EFFICIENCY PURIFICATION Engineered with a drilled carbon sintering process, this filter effectively reduces 99 percent of chlorine, lead, PFOA, PFOS, unpleasant tastes and odors, as well as large particles and sediment. Each drop of water passes through natural, performance filtration material, delivering clean, tasting water you can trust. LONG LIFESPAN AND ENVIRONMENTALLY FRIENDLY A pair of these activated carbon block filters can purify up to 6,000 gallons of water, saving the equivalent of 45,000 plastic bottles. This provides a costeffective and sustainable solution that supports environmental conservation. For performance of the drip system, ensure the carbon filter is fully submerged once per week. Filter lifespan may vary based on local water quality. EASY INSTALLATION AND VERSATILE USE Installation is straightforward—simply screw the filters into place. No plumbing skills or electricity are required, making them practical for any setting. Suitable for home use, travel, outdoor adventures, and emergency situations such as water shortages. Wherever you are, these filters ensure access to clean and refreshing water.