Silver is used to inhibit bacterial growth. Must be registered with the EPA as containing a poisonous substance-silver. No independent ability to remove all chemicals the chemicals can vaporize and recondense into the distilled water. Stored water can contribute to mold and bacterial growth. Removes minerals and trace minerals essential to good health.
Boiling water increase the levels of other contaminants.
Takes 4 hours to process one gallon of water. Independetnly tested and certified to reduce a wide range of contaminants. Microstrains physical matter down to the sub micron range, 0.5 micormeters. Treats up to 750 gallons of water with an easily replaceable filter cartridge. No electricity cost.