
Extreme Heat Resistance UPVC Roof Sheet 4.0mm Plastic Roofing Panel for Factory. High Impact Resistance: 50% higher impact resistance due to double-layer fiberglass mesh reinforcement. Corrosion & Fire Resistant: Resists acid, alkali, and salt corrosion; B1 fire rating with self-extinguishing properties. Customizable Dimensions: Color and length are fully customizable to meet specific project requirements. Long Service Life: Designed for a 50-year lifespan with 10-year warranty and 15-20 year color lasting. Enhanced Tensile Strength: 30% higher tensile strength allows for 1.6m purlin distances, reducing installation costs. Professional OEM Service: Manufacturer with professional R&D team supports full customization and private labeling. Global Export Experience: Exported to over 130 countries with 30 years of production and 15 years of export experience.