We are also the first in India to launch a 12-stage RO water purifier with the maximum storage capacity and 12 months warranty. Our aim to make the world a healthier and more sustainable place to live. We, at SS Water Purifier, assure good health by providing safe and pure drinking water through a wide range of best RO water purifiers & water filters. Depending upon the source, the water from over-head tank can be highly contaminated with heavy metals, chemicals and biological impurities.