Reverse Osmosis, commonly referred to as RO, is a process where you demineralize or deionize water by pushing it under pressure through a semi-permeable Reverse Osmosis Membrane.Reverse osmosis (RO) is a water purification technology that uses a semipermeable membrane to remove ions, molecules, and larger particles from drinking water. Get clean water from the comforts of your home with the Arkman R.O. Water Purifier. This water purifier removes dead bacteria, cysts and viruses from the water which results in 100% safe drinking water which is ideal for consumption. What's more, do not worry about any leaks as the Kent Maxx's fittings and components are push-fit so as to prevent wastage of water. Order for this Arkman Water Purifier from Jumia Kenya and have it delivered straight to your doorstep.