Berkey PF-4™ Element Assembly

The Berkey PF-4™ Element, or fluoride and arsenic reduction elements, work in conjunction with the Berkey Earth® DE Filter Elements to absorb unwanted elements found in drinking water. The Berkey PF-4™ Elements filters out fluoride, arsenic, and other heavy metal ions. The Berkey PF-4™ Element is made of non-leaching Polypropylene *5 and is BPA-free. The Berkey PF-4™ […]

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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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Super Sterasyl™ Filter Assembly

The Super Sterasyl™ Elements have been in continual use since 1827. This type of filter is known as a Super Sterasyl™ filter and is silver impregnated to inhibit bacterial growth. The Super Sterasyl™ filters have a lifespan of 535 gallons, before replacement is recommended. The British Berkefeld® system comes with a set of 7″ Super Sterasyl™ […]

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Black Berkey® Primer™ Info

The Black Berkey Primer™ is a hand-powered priming pump that makes it possible to prime Black Berkey® Purification Elements easily offline, without the need for faucets or hose connections. Priming the Black Berkey® Purification Elements saturates the filters with water prior to use, allowing for clean water production anywhere. The Black Berkey Primer™ also purges (or […]

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