... UV sleeve are used for air purification, water treatment systems, home appliance, etc. Features and specifications: ... producing uv 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~ ...