Weather-Resistant Thick-Coated Prepainted Aluminum Sheet for Harsh Environments. Exceptional Weather Resistance: Designed for harsh environments with superior corrosion and weather resistance. Extended Service Life: Service life can exceed 30 years depending on the coating type selected. Customized Color Options: Available in RAL colors with free color samples provided upon request. Flexible Customization: Offers full customization, minor customization, and flexible options from designs. Wide Alloy Selection: Available in AA1100H24, AA3003H24, and other alloy grades. Versatile Application: Suitable for chemical plants, high-speed rail, airports, and public buildings. Comprehensive After-Sales: Provides 1-year warranty and after-sales service ranging from 5 to 30 years.