Multiwall sheets, as their name suggests are hollow or fluted polycarbonate sheets which have two thin walls separated by vertical ribs. The hollow air gap provides excellent thermal insulation property and the sheets are extremely light weight. The vertical ribs also provide superb rigidity to these sheets. Multiwall sheets are a product of choice for atria, vaulted skylights, canopies, awnings and large skylight domes in commercial areas. These sheets provide excellent economic value for such applications. Multiwall sheets are available in clear, tints and opal white variants. The thickness range is as follows: 4mm, 6mm, 8mm, 10mm, 10mm Triple wall & 16mm Triple wall.