This type of roof cover consists of alternate layers of saturated felt and mopping of pitch or asphalt which may have a top pouring of pitch or asphalt into which gravel may be imbedded. This type of roof cover is normally applied over flat-roofed surfaces.
The appropriate flashing, gutters, fasteners and openings typical of the occupancy.
Quality is influenced by type of material and installation.
Enter the following for this component:
Percent of Total Floor Area: 1 – 100, or
Roof Area (Square Feet)
Roof Cover