Galvalum roofing, also known as corrugated iron roofing or cast concrete roofing, is a type of roof made from metal sheets known as "galvalum" or "corrugated zinc." It is a popular roof in the construction of commercial buildings, industries, and homes in many parts of the world
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However, it is important to note that corrugated iron may have some drawbacks, especially when it comes to soundproofing and heat insulation. They tend to produce loud noises when it rains or hails, and they can accumulate heat if not equipped with appropriate insulation.
