Introducing our revolutionary product, the Fireproof/Waterproof Rock Wool Manufacturer Sandwich Panel for the Roof and Wall. As a leading factory in the industry, we have crafted this high-quality panel to provide ultimate protection and durability. Our sandwich panel is engineered with fire-resistant and waterproof features, ensuring reliable insulation and safeguarding against any external element. Experience peace of mind with our excellent product, engineered to perfection by our skilled team. Trust in our factory's commitment to delivering superior products for your roofing and wall needs.