Berkey Authentic Black Berkey Elements - Berkey Water System Replacement Filters (Pack of 6)

Black Berkey Elements filter contaminants from tap water and natural sources. Each pair lasts up to 6,000 gallons.

• The description claims that Black Berkey Elements address over 200 typical contaminants in tap water and raw freshwater sources.
• The description claims that a pair of Black Berkey Elements lasts for up to 6,000 gallons before replacement is recommended, depending on water quality.