Designed for commercial projects with flat roofs, Eulektra ALVA consists of interconnected adjustable aluminum pieces that can be snapped together. Compact design enables solar panels to be mounted within 1/5 in. of each other and does not require any roof penetration. Weighing 10.7 lb/ft², wind-resistant product secures to building using steel cables anchored in building walls. Aluminum construction helps protect panels against breakage caused by rapid temperature changes.