Wiskind 820 corrugated steel roofing sheets needs to be installed by brackets, the screws are not exposed, it is used for large-span roofing, the drainage effect is good, it is not suitable for transportation, and it is mostly used for on-site processing.

Wiskind 760 corrugated steel roofing sheets needs to be installed by brackets, the screws are not exposed, it is used for large-span roofing, the drainage effect is good, it is not suitable for transportation, and it is mostly used for on-site processing.

Wiskind 475 corrugated steel roofing sheets 360° occlusion. For large-span roofing, concealed, with special brackets, with good drainage performance.

Wiskind 828 glazed tile plate roofing sheets is pressed by 1000 plate, trough curved.