... cov T8 to T5 Convertor Fixture Replace T8 tube in T8 fitting Product Description 1, Specification-14W,21W, ... % less usage of glass and phosphor powder compared to T8 lamps.5, Good Color Rendering Index6,Pre-heat ... for eyes8, No labour and no modification cost to the existing T8 light fixture9, slim and light ... weight10, TUV, CE, RoHS approved How to replace(use T8-T5 fixture) 1,turn off power ...