The Da-Lite 92617LS is a Tensioned Contour® Electrol® screen. It comes with a stylish curved aluminum extruded case. The case is available in white, black, or graphite finish furnishings. The lateral tension of the product is maintained with the cable system. It keeps the surface flat, and the added slat bar weight maintains the vertical tension. The manufacturer provides seven veneer finishes to make the screen look more elegant and warm. The Advantage Electrol does not consist of Tensioning Cable System or automatic closure door. The Advantage® Electrol® screen is installable in two stages. It even consists of sliding installation brackets.