Koppers Building is a historical building in Pittsburgh, Pennsylvania making it one of the major distinctive and popular landmarks in Downtown Pittsburgh. The roof of the 34-storey Downtown’s Koppers Tower was illuminated for the first time with a patriotic red-white-and-blue display. Also, the roof will be lit time and again to mark occasions as well as holidays and, will continue to be illuminated most nights to spotlight its natural green color. The special LED lighting display was unveiled for the national broadcast of the Steelers game versus the Carolina Panthers.