Specifically, Berkey filters need a third-party organization to prove that they comply with National Standards for Water Treatment Systems (NSF ... and lab-tested the Big Berkey Filter in 2022 ...

including its flagship Big Berkey system. In a fiery statement, NMCL claimed that California’s new requirements — for example, independent testing and certification for water filters — were ...

Berkey is best known for its countertop water filter — the pricey and frequently-sold-out Big Berkey — which has ... It offers a 15-stage filtration system (including KDF-55 and activated ...

MOBILE, Ala., Jan. 13, 2025 /PRNewswire/ -- For the sake of clearing up internet rumors and social media comments regarding the Black Berkey water filter system, Clearbrook, LLC, the manufacturer ...