What is the life of the PF-4™ filters?

Each set of four PF-4™ filters is will last for 1,000 gallons or six months, whichever comes first. The reason for the six-month limitation is that the carbon within the PF-4™ filters extracts contaminates that can be nutrients on which bacteria can grow. If the filters are used longer than six months, “grow-through” can occur.

Read More

Do the Berkey Light® systems contain BPA?

In the past the Berkey Light® systems were made of food grade polycarbonate that was approved by the US Food and Drug Administration. Some research suggests that polycarbonates have been known to leach BPA (Bisphenol-A) when either exposed to High Strength Industrial Grade Alkaline Detergents or when they are repeatedly exposed to temperatures in excess of […]

Read More

Can I use the Berkey® system with softened water?

The Black Berkey® purification elements are designed to remove heavy metals, but will not remove mineral salts, which are added by a water softener. The salt used to soften water will not be extracted by the  Black Berkey® element. You can use one of our purification systems on a regular basis by bypassing your water softener to […]

Read More