Metal
A metal roof is a roofing system made from metal pieces or tiles characterized by its high resistance, impermeability and longevity. It is a component of the building envelope. Zinc, copper, and steel alloys are commonly used.
![gall-roof](https://gen3roofing.com/wp-content/uploads/2019/02/gall-roof.jpg)
Metal
A metal roof is a roofing system made from metal pieces or tiles characterized by its high resistance, impermeability and longevity. It is a component of the building envelope. Zinc, copper, and steel alloys are commonly used.