Macrolux Multiwall polycarbonate sheets are an extruded plastic laminate base on high technology polycarbonate resin. It has a protection layer to counteract weathering effects produced by UV rays. Macrolux Multiwall polycarbonate sheets have been designed for industrial, commercial, architectonic and residential applications; satisfying natural lighting and thermal isolation needs. These polycarbonate sheets offer a 15-year warranty against yellowing and loss of natural light.