Huge Savings without Sacrifice by using EXTECH’s LIGHTWALL 3100LS Project: ThyssenKrupp Steel Mill Location: Calvert, AL System: LIGHTWALL 3100LS German steel giant ThyssenKrupp needed to cut costs in a big way. Having announced they’d be establishing a United States presence in Calvert, Alabama and bringing 2,700 jobs to the region, they needed to build...Continue reading