The T5 closed channel is used to replace T8/T12 fluorescent closed channels. The T8/T12 fitting would be removed completely and a new T5 fixture put in its place. T5 High-Efficiency (HE) fluorescent tubes are included with the fittings and offer high rates of energy savings.
Application: Suitable for outdoor use as well as circumstances of extreme temperatures such as in fridges and freezers. Closed channels are applicable to humid and wet conditions as well as dusty or powdery conditions such as assembly lines, workshops and manufacturing in factories.