... mercury, 38% less usage of glass and phosphor powder compared to T8 lamps. 5, Good Color Rendering Index >80Ra6, Pre- ... widly use in our daily life such asShopping, supermarket, school, factory, hostpial, post office, store, house, project energy conservation improvement and ... so on T5 integrative system To replace T8 tube To replace T10 ,T12 tubes 14W 18W 20W 21W ...