B1 Grade Fireproof PU Sandwich Panel Roof Panels with 40-200mm Thickness Sandwich Roof Panel

B1 Grade Fireproof PU Sandwich Panel Roof Panels with 40-200mm Thickness Sandwich Roof Panel. 22 Years OEM/ODM Experience: Manufacturer with 22 years of experience supporting customization and one-stop service. Customizable Dimensions: Panel thickness and length can be tailored to specific project requirements. Wide Color Options: Available in any RAL color to meet aesthetic needs for interior and exterior use. Fireproof & Insulated: B1 grade fire rating with excellent thermal insulation for safety and energy efficiency. Lightweight Design: Reduces structural load while ensuring easy transport and installation. 2-Year Warranty: Comprehensive 2-year warranty coverage for peace of mind. Multiple Core Materials: Options include PU, PIR, Rock Wool, Glass Wool, and EPS. International Certifications: Certified by ISO9001, FM, ASTM, and CE standards.