Express Water logo
Express Water logo

All articles

Does Reverse Osmosis remove Parasites, Bacteria, Cysts, and Cryptosporidium?Updated 2 months ago

NSF's rating for reduction of Giardia Cysts and Cryptosporidium is 1 micron, and the Thin Film Membrane (TFM) filters down to 1/10,000th of a micron. That is 10,000 times smaller than these parasites. These contaminants are too large to pass through the TFM membrane. Although, a health claim cannot be made because of intangibles such as regular maintenance.

Was this article helpful?
Yes
No