• Berkey BioFilm Drops

Berkey BioFilm Drops

  • $35.00
  • $34.00


The Berkey BioFilm Drops are formulated to store and maintain water for up to five years. BioFilm drops preserve Black Berkey Elements longer. It extends the timeframe between cleanings when added to the upper chamber. The drops are simple to use and are made in the U.S.A. 

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