The LIGHTWALL 3440 is a polycarbonate wall system that offers beauty, durability, and economy. It features vertical panels that can extend to 54 feet long and provides energy savings via daylighting, outstanding insulation value, and high-impact resistance. The system’s lightweight panels reduce installation costs, and it is 100 percent recyclable. It has undergone ASTM air, water, structural, and flammability testing to ensure superior performance. It is manufactured in the U.S.A. For more information call (800) 500-8083 or visit www.extechinc.com/aviation.