Compatible Water Purifier Models Berkey Travel BT2X2-BB, Berkey Crown CRN8X2-BB, Berkey Go GOBK-KIT, Berkey Big BK4X2-BB, Berkey Light BL4X2-BB, Berkey Royal RB4X2-BB, Berkey Imperial IMP6X2-BB. There are no substitutes for Berkey performance and quality.
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