How to prevent metal siding rust?

How to prevent metal siding rust

DWL Metal siding is suitable for all kinds of wall:steel structure, brick wall, concrete wall and wooden wall. Mainly used for all kinds of high-grade hotels, villas, schools, residentials buildings and other  construction and exterior way renovation projects.

The product after construction, contact with the dissimilar metal, such as copper or the like, or in contact with the roof leaving water can cause galvanic corrosion. Please pay attention to contact with dissimilar metals.
Screws used to install the product, we recommend using stainless steel type.
Powder produced by sawing products may also cause rusting, be sure to clean the dust by brush.