Reduce Energy with 3M Daylight Redirecting Film

3M is Harnessing Natural Light to Reduce Energy

3M is using micro-structured prisms in a window film to optically direct as much as 80 percent of the exterior natural light in and up, helping a first-of-its-kind net zero Walgreens drugstore produce more energy than it consumes. 3M™ Daylight Redirecting Window Film is part of the Evanston, Illinois store’s net-zero design, installed on 4,000 square feet of west-facing glass …