“ATEX” is a leading brand in water purification Systems. We provide U.V. Water Purifier to our customers. UV light is used to kill micro-organisms. Environment has micro-organisms such as pathogens, viruses and molds these are killed by UV rays, UV rays are not available naturally hence the water purification process used them to kill such harmful micro-organisms. Hence UV method is used to sterilize drinking water.The reverse-osmosis (RO) water purifier at home seems to be a benign invention, allowing people to drink clean, healthy water. The RO process is efficient in terms of filtering out toxic substances like arsenic and fluoride, especially in areas where groundwater is heavily contaminated. Simultaneously, though, RO Systems, at both household and industrial levels plough back concentrated amounts of these substances back into the aquifers. Experts suggest that regulations are needed to stop the unchecked use of RO, or at least the disposal of the stuff left behind after filtering.