Tests and performance of Berkey® water purifiers
Fountain Water – Monderma · Authorized Berkey® France & EU reseller
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Exceptional filtration, proven results
Rigorous testing has been carried out by independent laboratories on Berkey® filtration elements, with particular attention paid to the famous filter Black Berkey®. The verdict is clear: these filters offer some of the best performance on the market, effectively removing a wide range of contaminants — heavy metals, chemicals, pesticides, bacteria and viruses. The quality of filtration is simply exceptional.
Key analysis results
| Contaminant | Discount |
|---|---|
| Viruses and bacteria | ≥ 99,999 % |
| Giardia | ≥ 99,99 % |
| Cryptosporidiosis | ≥ 99,996 % |
| Radioactive contaminants (plutonium, uranium, polonium, etc.) | ≥ 99 % |
| Heavy metals (aluminum, mercury, nickel, etc.) | ≥ 99,9 % |
| Pesticides (diphenamid, bromacil, fluoridone, etc.) | ≥ 99,9 % |
| Semi-volatile contaminants | ≥ 99,9 % |
| Pharmaceutical residues (bisphenol A, caffeine, ibuprofen, etc.) | ≥ 99,9 % |
| Disinfectants (chlorine, chloramine, fluoride, etc.) | ≥ 99,9 % |
| Petroleum contaminants (diesel, kerosene, etc.) | ≥ 99,9 % |
| Microorganisms (E. coli, fecal coliforms, etc.) | ≥ 99,9 % |
This table is only an overview. Berkey® has nothing to hide: consult the full independent analysis reports below.
📄 Analysis reports — The scientists' corner
- Test protocol
- Black Berkey® filter purification performance testing
- Black Berkey® tests on viruses and bacteria
- Giardia and cryptosporidiosis test results
- Leptospirosis test results
- Results of tests on organic elements including pesticides
- PFAS and PFOA test results
- Sport Berkey® filter bottle tests
- PF-2® filter performance testing
- Results of tests on inorganic elements
- Alpha Radiation Reduction Test
- Beta Radiation Reduction Test
- Uranium reduction test