Power management company Eaton announced that its Cooper Lighting division’s McGraw-Edison Valet and Ventus light-emitting diode (LED) luminaires are replacing 6,050 existing parking garage fixtures at the Detroit Metropolitan Airport (DTW) to improve efficiencies and optical lighting performance. The conversion will result in a 66 percent reduction in power consumption with an anticipated overall energy and maintenance savings of approximately US$1.2 million annually.