High Rigidity Trapezoidal PVC Roof Panel for Long Span Industrial Roofing Trapezoidal ribs raise stiffness so this PVC panel spans wide purlin spacing, while custom full-length sheets cut the number of joints across large industrial roofs. Product Specifications Product Name PVC Walling Panel Effective Width 1050mm Length Customized Product Thickness 1.0mm-3.0mm Product Width 1120mm Product Overview Product Type: trapezoidal long span PVC roof panel Material: high density