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IAEI Magazine | Author: Michael W. Vallier
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Michael W. Vallier

With more than 20 years of product management experience at leading global automation, companies, Michael Vallier, product line manager for ACS800 and DC product lines, at ABB, Low Voltage Drives, New Berlin, WI. Reach him via e-mail at


Case Study: Arizona Cardinals’ new state-of-the-art retractable stadium roof

As professional sports venues become bigger and more complex in design and scale, architects and engineers are looking for bold new ideas. Retractable roofs have become a popular feature in those structures because they provide the ability to control the stadium’s interior environment more effectively.