Introducing A. O. Smith's new X2 (UV +UF) Water Purifier. This UV purifier is best suitable for municipal treated water supply (TDS less than 200ppm and hardness less than 120ppm). It is a beautifully crafted sleek design which makes it easily fit into kitchen cabinets and its beautiful look complements the modern kitchen interior as well.X2 is UV with UF (Ultra-fine) which ensures double protection. It has 5 stages of UV+UF purification system which ensure you get water the way it was meant to be Fresh, clean and good for you. In X2 water is passed through sediment filter , Fine sediment filter , Carbon filter , UV and UF. UV rays disinfects the water by eliminating water-borne disease-causing microorganisms like bacteria and virus, making it healthy for drinking.