Metal Roofing Costs

Metal roofs are versatile building materials. They can be used on virtually any type of building; industrial, commercial, residential, or agricultural. Aside from roofing, metal shingles can also be used as walls. There are many different types of metal roofs to suit every kind of situation and design needs of a building. Metal roofing manufacturers also make metal roofs in varied colors, making it possible for designers and architects to use colors of different types to create aesthetically attractive roofs.

Metal roofing comes in many types. Corrugated galvanized steel, which is wrought iron or steel coated with zinc and formed into corrugated sheets, is the earliest type of metal roofing developed and is still commonly used in most developing countries. Other metal roofing like zincalume and galavalume are made from a blend of metals such as zinc, aluminum, and coated steel. There are also stone-coated or metal tile sheets coated with acrylic gel. While metal roofing cost in general has become cheaper, there are still expensive types of metal roofing such as those made from copper, stainless steel, and zinc. Their ability to last a long time makes these metals more expensive than other types of metal roofing.

Metal roofs may be cheap, durable, and easy to install, but its property to absorb heat makes metal roofing in warm weather or in areas with high temperatures disadvantageous. This is why metal roof manufacturers have developed special coating for metal roofs to make them reflect heat and avoid heat absorption. The most popular metal roof coating is ceramic mainly due to its affordability. It can reflect seventy to eighty-five percent of the sun's heat. While generally cheaper than other coatings, ceramic coatings decrease in effectivity after a couple of years due to dirt build-up. A more advanced type of coating makes use of nanotechnology to reflect heat and prevent heat build-up. As the surface area increases, nanotechnological coatings such as titanium dioxide, improves in efficiency. This is due to their ability to spread the heat evenly on the roof's surface before reflecting excess heat away.

Cheap metal roofing cost is the single biggest factor in metal roofing's popularity as the number one choice for roofing material. Aside from affordability, metal roofs tend to require little or no maintenance at all. In fact, metal roofing manufacturers provide consumers with a 20-25 years warranty on all products. Most metal roofs are made to last 25-30 years. Some roofs, like those made with Kynar coating has lasted more than half a century without needing any type of maintenance at all.