... efficiency 2. No secondary pollution 3. Safe operation Over-current type ultraviolet sterilizerFeatures:1. 304 stainless steel polished chamber. 316L ... noise, easy installation and less maintenanceApplications:Drinking water disinfection, tap water, pure water,Food and beverage water, industrial process ... water disinfection5. Cooling tower and RO system Over-current type ultraviolet sterilizer