rchaistic roofing sheet Archaistic roofing sheet. which is antique and has a graceful shape, and also looks very modern and fashion. It is mainly used for antique buildings as roofing sheets. Product Parameter Type YX28-207-828 Effective width 828mm Expansion width 1000mm Thickness 0.15-1.5mm Advantage of archaistic roofing sheet 1. Light weight 2. High strength 3. Attractive appearance 4. Wide range of application 5. Convenient installation 6. Low cost 7. Good durability Archaistic roofing sheet service life? PE coating: about 10-15years PVDF coating: about 20-30years. It also depends on the using environment and maintenance.