AMALGAM VAPOUR LAMP-HIGH TECH UVC LAMP!!!!! U SHAPE UVC LAMP 42W, HIGH OZONE, 2G11 CERAMIC BASE TUBE DIAMETER: 17.5MM LENGTH:380MM(WITHOUT 4PIN) USED FOR OIL SMOKE CLEANING. WE CAN MAKE ANY SHAPE AND ANY WATT OF THE UVC LAMP, WELCOME TO CONTACT US.