We are Aguapura, your purified water provider! Visit us or call us for delivery info! Our purification process has 8-steps. 1. Pre Carbon. Coconut activated carbon to remove chlorine. 2. Water Softener. A mineral that softened, filtered & iron removed. 3. 5-micron Pre Filter. Removes particles and sediment. 4. Reverse Osmosis Membrane. .0002 micron membrane, allowing only pure water molecules to pass. 5. Post Carbon Filtration. Water travel through coconut carbon, polishing it for exceptionally smooth taste. 6. Analog Water Meter and TDS. Measures water quality. 7. Dual Coconut Post Carbon Filtration. For exceptionally smooth taste. 8. UV Sterilizer. 24 G.P.M Stainless steel sterilizer eliminates up to 99.9% of bacteria.