* 1st Stage (PPF): 5 Micron Sediment filter removes large particles from water. * 2nd Stage (GAC): Carbon filter removes tastes and odours eg Chlorine. * 3rd Stage (CTO): Carbon filter to further reduce taste and odour. * 4th Stage (Membrane): 0.0001 Micron membrane removes particles totally dissolved in water leaving only pure water behind. The membrane is the main filter and removes chlorine, fluoride, bacteria and up to 99.99% of all contaminants known to be in water. This membrane produces up to 99.99 Pure Water in your home.
* 5th Stage (Post Carbon) : Taste and odour filter to give your water a final filter before it reaches your glass
* 6th Stage (Mineral) : Supplement necessary minerals for the human body and make water taste better.