
Stainless Steel and Rock Wool Composition Durable Customizable Sandwich Panel. Rock Wool sandwich panel with excellent heat insulation, easy installation. Factory price Rock Wool sandwich panel, custom size & thickness available. Fire retardant Rock Wool sandwich panel for warehouse, workshop, prefab house. Smooth surface clean room panel, dust-proof, easy to clean. Factory Direct Supply: From the source manufacturer, competitive price and stable delivery time. Class A fireproof, heat & sound insulation. Made with high-grade color steel skin, it offers excellent corrosion resistance and easy cleaning, with fully customizable specifications to meet your project needs. Moisture-proof & Water-resistant: Closed-cell structure, moisture and water penetration resistant, no moisture absorption or deformation. Eco-friendly: Non-toxic, recyclable material. Double-sided color steel structure, double protection, impact-resistant, anti-aging and highly durable.