![](http://www.alamy.com/thumbs/6/8362207B-9F00-4FA4-8869-20E418F72015/2T7P29E.jpg)
The main hallway in an elementary school, with money saving cnstruction materials, and High efficency computer controlled LED light fixtures.
Size: 5618px × 3745px
Photo credit: © Brian Brown / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: academic, architecture, block, building, cinder, concrete, conservation, conservativt, conserve, corridor, education, efficient, effiency, elementary, exit, expensive, extinguisher, fire, floor, flooring, hall, hallway, high, indoor, interior, learning, led, lights, money, polished, safety, saving, school