... Heat Insulation 4.material:sandwich panel 5.decorative wall panels Effective widthWall panel: 950mm 1150mm 1200mm Roof panel ... factory buildings, storages, exhibition halls, gymnasiums etc.The sandwich panels used for large industrial plants, warehouses, stadiums, supermarkets, ... and the required thermal insulation fire place. Sandwich panels, beautiful appearance, bright color, the overall effect of ...