LX One Titanium Series. It is a water purifier with a multi-stage purification system . Tap water contains plenty of impurities and contaminants. When you use an RO machine for a longer duration, the residue of tap water may start to build up in filters and membranes and make the water purifier less and less effective. By availing RO repair services regularly, you can ensure that these components are cleaned and can work efficiently to remove all kinds of impurities from water.