Introducing our {Fireproof/waterproof rock wool manufacturer sandwich panel for the roof and wall}! As a factory, we pride ourselves in producing high-quality and durable construction materials for residential, commercial, and industrial buildings. Our sandwich panel is made with fireproof and waterproof rock wool that provides excellent insulation and soundproofing properties. It is perfect for roofing and wall cladding, offering protection from extreme weather conditions like frost, wind, and rain. The interlocking feature of our panels makes it easy and quick to install, resulting in faster construction time and cost-effective solutions. Trust us to provide you with the best construction materials that guarantee safety and longevity for your building.