The DeVAC 400 Series are high-performance, single frame aluminum windows that are used in both replacement and new construction window projects, or as secondary windows installed either to the interior or exterior of existing windows. Over the past 50 plus years, they have been installed in schools, colleges and university buildings, hospitals, and other private and public commercial buildings throughout the United States.

The photos in this gallery show a sampling of some of the thousands of projects and applications of the DeVAC 400 Series. Visit our DeVAC 400 Series product page for more information, including product features, specifications, detail drawings and installation instructions. You can also visit our Contact Us page or call 1-800-544-3646 to schedule site inspections, request price quotations, and locate the DeVAC Authorized Dealer nearest you.