We have proof from Duke Energy of something we already knew -- your energy upgrades to our home through the Better Buildings incentive program have been successful. Over the past 12 months, our home was rated among the most efficient homes in our area.  Energy Reduction Specialists of NC, inc. made improvements in our home from top to bottom -- air sealing in attic, subfloor, windows and doors; increased attic insulation; installation of backing and insulation in access areas all around the second floor; installation of 35 CFL's. and more...For the first time in years, we did not run portable dehumidifiers on the first and second floors during last year's hot summer days.  Your work crew was courteous, efficient, informative, responsive and knowledgeable. Thanks for a job well done...A+...First Class.