��� The filtration efficiency is 0.9 micron absolute (Spectrum Labs).
��� Removal of >99.9% of particles larger than 0.5 micron (Spectrum Labs).
��� Removal of >99.7% of particles larger than 0.3 micron (Spectrum Labs).
��� Removal of >98% of particles larger than 0.21 micron (Spectrum Labs).
��� >99.99% removal of Cryptosporidium, E. coli, and Vibrio Cholerae.
��� Ceramic elements may be cleaned 100 or more times and will last up to 18 months.
��� Silver-impregnated and will not permit bacteria growth.