Seychelle Advanced/ADV Filter:
The Advanced filter removes up to 99.99% of Chlorine, Chemicals (VOC?s), and Heavy Metal Contaminants. It removes up to 99.9999% of Bacteria and Virus and 99.9% of Giardia and Cryptosporidium for up to 100 gallons of safe drinking water. The Advanced filters are perfect when using water of an unknown quality, or emergency preparedness, when survival is threatened by earthquakes, hurricanes, tornadoes, floods, fires or terrorism. Removes up to 90% Fluoride.