The 4th filtration stage comprises An Advanced
O.F.S. Filter, exclusive to the Enviro 68108.
The O.F.S. technology has proven to have broad
spectrum antibacterial effects and can restrain
growth and reproduction of Gram-positive and Gram-negative bacteria.
Test results prove that the O.F.S. filter can
kill up to 97.7% of airborne bacteria in a room
after 6 hours of operation.
To learn more about the O.F.S. filter click here