There is a bubble that forms on top of my Berkey PF-2™, near the area where it attaches to the Black Berkey® Purification element in my system. Does this mean it is not working properly or needs to be tightened more?

The elements can be adjusted by either turning them more revolutions or less. If the elements are screwed on too tight, the screen within the post filter can become damaged. This will not negatively affect the performance of the element. The only purpose for the screen is to keep the media within the element during […]

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How long can Berkey water be stored and what is the best method?

The length of storage depends on the treatment of the water. When using the Berkey Biofilm Drops, water can be stored for up to 5 years.  It is recommended for long term storage to use 16 drops (1/2 tablespoon) of chlorinated bleach per gallon of water. Both treatments will inhibit bacteria growth. Once you are […]

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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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