The 2nd filter is a pre carbon filter to reduce chemicals such as chlorine, solvents, pesticides and various organic compounds.
Option 1: Reverse Osmosis purification uses a state-of-the-art 0.0001 micron membrane to reduce metals, arsenic, pharmaceuticals, lead, mercury and other solids.
Option 2: Ultrafiltration uses a highly advanced .05 micron membrane that reduces metals, arsenic, pharmaceuticals, lead, mercury and other solids.
More than 20 minerals and electrolytes are added.
Water is enhanced with minerals to increase alkalinity.