
Commercial Built Up Roofer
Commercial Hot Tar Roofing/Commercial Built Up Roofer Built-Up Roofing or BUR is one of the oldest and most trusted commercial roofing systems for buildings that have low-slope or flat roofs. A Built-up roofing system (BUR system) consists of bitumen-saturated organic-fiber, fiberglass, or polyester felt. A top-surfacing or a glaze coat