... UV protection Force structure multi-wall Polycarbonate sheet (1) Specifications1). Thickness: 4mm, 5mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm. ... Product Features Generally speaking, Compared to twin-wall sheet, multi-wall sheet has the features of higher shock resistence and heat resistence, making ... , easy for handling, cuttting and installation. The weight of 10mm thick sheets is 85% lighter than the 6mm ...