Sir, I bought a Kent RO purifier in Chennai in Sep 2006, But on instalation the TDS was high, I was advised that it will take some time to settle down to desired values, even after 3 months when it did not, then I contacted the concerned outlet they send a mechanic after a considerable delay, on inspecting he said I shall do something in the next visit. Thereafter there was no response from the person or even the company even after...