uv lamp for air purifier philips type uv lamp 4W 6W 8W ... uv lamps and uv ballasts are used for air purification and water treatment systems. uv lamp Features ... , 220VAC Applications of our uv lamp:Water treatment system, air purification system, disinfection in hospitals, hotels, schools, offices, ... the stable quality;Quartz glass sleeves are offered;With more than 10 years experience in designing and ...