Roofing sheets 11

These products typically have a multi-layer structure to ensure durability:
Base steel layer: Usually galvanized steel (GI) or aluminum-zinc alloy coated (GL/Galvalume).
Coating layer: Provides corrosion and rust protection.
Top coat: Creates an aesthetic appearance and protects the surface from weather effects (usually Polyester or PVDF paint).
Common thickness: From 0.15mm to 0.8mm depending on the intended use.