Several factors influence Soprema modified bitumen roof details in asphalt or bitumen modification systems. Key factors include the type of polymer used for modification (such as SBS or APP), the thickness of the membrane, environmental conditions (temperature and UV exposure), substrate compatibility, and installation techniques. Additionally, the specific application method (torch-applied, self-adhered, or cold adhesive) and the presence of any additional protective layers or insulation can also impact the performance and longevity of the roofing system.