Modified bitumen roofing systems are a popular choice for commercial property owners and builders in Pennsylvania. They offer a unique combination of features that can't be found in any other type of roofing system.
Modified bitumen is a synthetic material that is made from asphalt and rubber materials. It is also known as a bitumen roofing system. The name modified bitumen comes from the fact that it is modified by adding polymers or resins to improve its properties.