The Doulton Sterasyl is a highly efficient silver impregnated ceramic micro filter providing absolute filtration (99.9999%) to 0.9 micron and 98% to 0.2 micron.
Reduces cysts including live cryptosporidium.
Reduces Turbidity.
Reduces harmful bacteria (E.Coli, Shigella, Salmonella, Klebsiella, Cholera).

Product information sheet