AFC® #AFC-GVF-CB, Compatible with Berkey BB9-2 Carbon block, Gravity Replacement, Berkey Countertop Water Purification Replacement Cartridges Water Filter -Made in U.S.A. - 4 Filters

Removes / Reduces: Chlorine, Bad Taste, Odor and all Contaminants to a 0.5 Micron Level. Filter dimensions: 11.50" x 2.50" Micron Rating: 0.5 Microns Min & Max Operating Temperature (for cold water use only): 40-100 °F (4.4-37.8 °C) Min & Max Operating Pressure: 40 -100 PSI (276 - 689 KPA)