that has a residual effect (Cℓ2 – CℓO2 – chloramine). Therefore, the UV reactor (see Aquaray 40 H 20 figure in section ultraviolet disinfection) must be installed after polishing but before injecting ... Ozone, Drinking water, Surface water, Disinfection, Chlorine, Aquaray, Ultraviolet disinfection ... Ozone Drinking water Surface water Disinfection Chlorine Aquaray Ultraviolet disinfection...