Competitive price XPS sandwich panel 1. Light weight, high strength, 2. Flat surface,heat insulation,cement-covered on ... longth),20mm~100mm(thickness)Features:1, light weight, high strength, flat surface , with installation advantages and high performance/price ratio;2,very low ... sparkling.Avoid the direct sunlight exposure for a long time. High Quality Cement Covered XPS Insulation Sandwich Panel