As part of the ICECF 2009 Lighting Retrofit, 858 T-12 fixtures in the David Kinley Hall were replaced with the more energy-efficient T-8 fixtures. This switch will incur an Annual kWh Savings of 84,223 hours. The simple payback for this project is -5.36 years. There are 54 fixtures that remain to be done in David Kinley Hall.