Commercial flat roofs it is important to understand that the structure of the roof is much distinct from a shingled pitched roof , which is commonly used on homes. This requires a crew who know the various components used in commercial roofing as well as how they operate. It is essential to find an expert who has extensive background in commercial flat roofing replacement. There are plenty of choices available when it comes to commercial roofing made of metal. Your contractor pick should be knowledgeable about this type of roofing. They tend to be more durable, yet they could be more expensive to replace. Prices will be based on the kind of roof that you are using and the dimensions of your commercial structure. There are many types of roofs available so make sure your contractor is familiar with your particular type. Repairing or replacing the roof of a commercial building is much different than adding shingles onto the roof of a residential residence.