Keywords:
Bitumen sheets, Bitumens, Construction, Maintenance, Material properties, Materials, Planning, Plastics, Polymer bitumen, Precipitation (atmospheric), Properties, Rain water, Rainwater, Renewal, Repair, Roof area, Roof sealing, Roof underlays, Roofs, Sealing, Sealing materials, Specification (approval), Water proof sheetings, Waterproofing materials, Weather protection systems