Why do your instructions say : “Do not allow filter to freeze?”

We strongly advise against freezing your elements as a general rule of caution. We also advise against storing the elements (even unused) in sub-freezing climates. The concern with freezing the elements is that any cold or freezing water will expand inside in the element, thereby increasing the pore size and ruining the element. Whether the […]

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If NMCL’s recent test results show that the Black Berkey® Elements reduce Fluoride, then why do I need the Berkey PF-2™ Post Filter Elements?

NMCL’s most recent laboratory testing indicates that the Black Berkey® Elements will initially reduce Fluoride up to 99.9%. Typically, carbon-based elements that reduce Fluoride begin to lose that ability rather quickly. This may be the case with Black Berkey® Elements as their efficiency at removing Fluoride likely plays out long before the 3,000-gallon life of […]

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How do I clean the Sport Berkey® straw?

We recommend cleaning the Sport Berkey® straw periodically. Follow standard cleaning procedures which are on the instructions that come with each bottle. In some cases, it may be necessary to soak the top/straw for a bit before cleaning, or use a fine brush in the straw. Typically soaking in soapy water or vinegar water takes […]

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Heavy Metal Test Results : Gravity Fed and Counter Top Systems

Water Filter Labs tested for the ability of the most common counter top and gravity fed filters to remove heavy metals such as lead, cadmium, arsenic and mercury as well as elements that have radioactive isotopes such as strontium, cesium, uranium, and aluminum reduction. Click the following link to view the test results: Water Filter […]

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Are the Black Berkey® Elements or Berkey PF-2™ and PF-4™ recyclable?

We don’t recommend the recycling of the Black Berkey® Elements, PF-2s or PF-4s. The shells of the Berkey® PF-2™ and PF-4™ are made of Polypropylene, which is Recycle Code 5. Uses of Polypro (for short) include catsup bottles, yogurt containers, margarine tubs & medicine bottles.  However, there is no recycle code for the Berkey PF™ […]

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