I understand that the media used within the Berkey PF-2™ elements is activated alumina. Is that the same thing as aluminum?

Our PF-2 filters reduce fluoride and arsenic in your water using the media aluminum oxide (aka activated alumina). As a consumer, it’s important to know that pure aluminum and aluminum oxide have vastly different characteristics. Pure aluminum is water-soluble, it is highly reactive and it is associated with negative health effects. By contrast aluminum oxide […]

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I noticed that the PF-4™ elements also remove MTBE and heavy metals. Should I use these with my Black Berkey® Purification Elements?

No, the PF2™ is used in conjunction with the Black Berkey® purification elements and the PF-4™ elements are used in conjunction with the ceramic filters. The Black Berkey® Purification Elements remove MTBE and reduce heavy metals whereas the ceramic filters do not therefore; we incorporated MTBE and heavy metals reduction capabilities into the PF-4™ elements.

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How can I tell if my filters are working correctly?

The Black Berkey™Purification elements are powerful enough to remove red food coloring from water. Performing a red food coloring test on your Black Berkey™ Purification elements allows you to ensure that your system is operating properly. GUIDELINES We recommend this test be done upon first use, and then every three to six months to ensure […]

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What is the TDS reading of the purified water?

A TDS meter does not register much of a change between the pre-filtered water and the post-filtered water. This is normal, and the answer has to do with what a TDS meter actually measures.  According to tdsmeter.com, “Total Dissolved Solids (TDS) are the total amount of mobile charged ions, including minerals, salts or metals dissolved […]

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