EPS sandwich roof panels 1, Excellent price and quality 2, Light weight 3, ... .35-1.2mm colour-coated panel/zinc plate, hot galvanized plate/stainless steel panel2. Core material---The density of ... m33. Side steel strip or not: 0.35-0.8mm galvanized plateSpecification:1. The suitable interface width: 950mm, 1150mmThickness: 40mm ... , storages, exhibition halls, gymnasiums etc. EPS sandwich roof panels