The Great American Tower at Queen City Square is Cincinnati’s first and largest green office tower, earning LEED Gold certification. The sleek glass tower features locally manufactured construction materials, an innovative HVAC system to capture wasted energy, floor-to-ceiling windows to maximize daylight and amazing views of the city’s urban landscape.Guardian SunGuard Neutral 50 met HOK’s performance and aesthetic needs, while serving the demanding requirements of the construction schedule. SunGuard Neutral 50 is part of the SunGuard's High Performance Series, which delivers medium to high visible light transmission and moderate reflectivity along with maximum energy savings that meet or exceed energy code requirements. Guardian SunGuard helps reduce the building's energy use while still allowing plenty of natural light and further enhancing the project's sustainable design.