... ballasts and UV quartz sleeves are used for air purification, water treatment systems, home appliance, etc. UV lamp ... lamps and uv ballast; Applications:Water treatment system, air purification system, disinfection in hospitals, hotels, schools, offices, rooms ... , etc.Fume Purification system;Home appliances; TypeOuter DiameterWall ThicknessLength23*1.5*100mm ...