of the services that you may require later on calculate those costs as well before making a purchase buy more water purifiers herebuy water purifier membranes herebuy water purifier filters hereother faqswhat is the best water purification technologythere is no rule to describe a water purification technology as the best however ro or reverse osmosis technology is considered to be vital for all water purification systemswhich purifier is best for municipal watermunicipal water is largely treated and then supplied to homes it contains tds levels below 200 ppm and ro uv is best to further treat such waters how do i know i have to change my water purification systemyou would get an alarm from the system to change filters and membranes even after changing the filters and membranes you suspect odour and different taste get a water tds levels checkup and purchase a new onedisclaimer the times of indias journalists were not involved in the production of this article