List of featured suppliers of ROOFING SYSTEMS Built-Up Systems on Building Products Index
Roofing systems that are built-up involve the layering of multiple materials to create a protective barrier on the top of a building. These systems typically include layers of insulation, asphalt, and surfacing materials such as gravel or mineral granules. Built-up roofing systems are commonly used on low-slope or flat roofs and can provide durable and long-lasting protection against the elements.