Plug-in Compact UV Germicidal

18 Watt Long Compact Fluorescent Plug In Style, 4 Pin 2G11 Base, Philips 210641 PL-L TUV Germicidal Bulb. Main applications: Deactivation of bacteria, viruses and other micro-organisms; Air disinfection systems in for example hospitals, universities and laboratories; In-duct air treatment units; Stand alone air purifiers; Residential drinking water units; Fish pond and process water units.