Pu edge sealing Rockwool/Glasswool sandwich panel Roof sandwich panel is a highly efficient and durable roofing solution. Our factory produces these panels using high-quality materials to ensure excellent insulation, soundproofing, and fire resistance. The panels have a polyurethane (Pu) edge sealing that ensures tight and seamless fitting, further enhancing the insulation capabilities. These panels are also lightweight and easy to install, making them an ideal choice for industrial and commercial roofing projects. Our factory employs modern manufacturing techniques to guarantee consistent quality and timely delivery of products. Trust us for a reliable and cost-effective roofing solution.