Flurorescent tube L 36W/31-830 PLUS 4050300517896 LUMILUX is today the fluorescent tube that is used as standard in most lighting sources. LUMILUX is a fluorescent tube under constant development. With new fluorescent powder the light loss is reduced to a minimum throughout the lifetime. Using electronic series connection equipment, we guarantee more than 80% light performance after 18 000 hours. The average life time: 20 000 hours. Furthermore, the tubes are 100% recyclable. Ra-index> 80.