The lighting fixtures in the English Building were changed from T-12 fixtures to T-8 fixtures as part of the ICECF Lighting Retrofit. In this facility, 1,006 fixtures were changed. This will allow an Annual kWh Savings of 245,319 hours. The Simple Payback for changing the fixtures in the English Building is 1.31 years. Occupancy sensors were also installed in the lighting retrofit of this building in order to provide further energy savings.