Competitive price XPS sandwich panel 1. Light weight, high strength, 2. Flat surface,heat insulation,cement-covered on surface ... wall insulation:3,Insulation,heat insulation,waterproofing4,Ground floor insulation:5,Cold storage building insulation:6,Other special project: In cold ... sparkling.Avoid the direct sunlight exposure for a long time. High Quality Cement Covered XPS Insulation Sandwich Panel