6 STAGE Water Filter. Quick change cartridge system. Reverse Osmosis is the highest level of water filtration available today. It has the greatest range of contaminant removal. The pores in a reverse osmosis membrane have a range up to approximately 0.0001micron in size (bacteria are 0.2 to 1 micron & viruses are 0.02 to 0.4 microns). This units’ final stage also has our quality Alkaline filter which boosts the Ph value of the water up to 9.5
Click here to see the Estimated Percent Rejection of Various Solutes by Membranes used in Reverse Osmosis