The most important part of any kind of building is the roof. All roofs are designed to protect the rest of the structure. If the structure is not built with a roof that is compliant with the overall structural design, the building would be destroyed by nature alone. Commercial roofing is a building material that is used for protecting and sealing the top of a commercial structure. Unlike residential roofing that is steeply sloped, commercial roofing generally has a flat slope. Different materials are used to create commercial roofing systems and each type has benefits and disadvantages: Slate roofing Slate roofing is expensive. However, slate can last from tens to hundreds of years. So, if you consider the longevity of the material, it can turn out to be the most cost-effective roofing material. Slate roofing materials are beautiful roofing systems available in a variety of sizes and thicknesses. They are also low maintenance because slate is naturally resistant to algae and moss. Slate roofing systems are fireproof and water repellent. They are also highly resistant to hail and wind. Slate is also eco-friendly in that when they need to be replaced they can be discarded as clean land fill or they can be recycled and used for roofing again. Asphalt Shingles Asphalt shingles are commonly used by many …show more content…
Modified Bitumen gives designers a broader array of options compared to BUR. Additionally, Modified Bitumen products undergo the same fire and uplift resistance testing standards that BUR goes through. A big disadvantage of Modified Bitumen Roofing Systems is that it is not absolutely effective on flat roofs because it has only one layer and when there is a downpour and the roof area becomes totally submerged, water can find even the smallest opening. If this happens, water will seep through your