sandwich panel roof sheet 50mm 100mm 150mm insulated rock wool sandwich panel for wall roof panel sandwich rock wool Insulation decorative board is the most advanced and eco-friendly insulation material in the world. With the help of the back aluminum foil, the thermal preservation effect achieves the best. The unique structure prevents the heat loss in winter. Meanwhile it reduces the heat of the summer sunshine. paintcoat and flurocarbon paint of weather resistance performance are applied on surface of wall panel. It is reserved with superior self-cleaning, weather resistance, corrosion resistance and acid& alkali resistance performance. Light weight with 3.7Kgs/m2 makes the installation easy. The installation process is clean and tidy without any noise and dust, constructio......
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