Office areas, hallways, commercial, educational and retail locations, general area lighting for grid ceilings. Lay in for grid ceiling, may also be built as insert for existing fixture. 040? white pre-painted vented aluminum, diffused volumetric lens eliminates glare. All fixtures are made in the USA and 100% bench tested. Integrated emergency battery back up drivers, 900 lumens @ 8w, 2,300 lumens @16w or 2,900 lumens @ 20w.