Delivering outstanding performance, Enduro Tuff Span translucent roofing panels offer high strength and light transmission for demanding conditions. Translucent roofing and siding is used across the world to help reduce energy costs and improve work conditions by utilizing natural light. Enduro Tuff Span structural daylighting panels offer performance advantages over other translucent panels due to the high content of glass fiber reinforcements – almost 50 percent. This high glass content combined with a premium iso-polyester resin provides the absolute best in corrosion resistance and strength.