... material Approved by ISO9001:2000 UV protection Force structure multi-wall Polycarbonate sheet (1) Specifications1). Thickness: 4mm, 5mm, 6mm, 8mm, ... ). Length: standard length is 5800mm & 11800mm 4). Colors: clear, blue, lake blue, royal blue, green, red, smoke, ... (2) Product Features Generally speaking, Compared to twin-wall sheet, multi-wall sheet has the features of higher shock resistence and heat ...