Several factors influence the maintenance of modified bitumen roofs in asphalt or bitumen modification systems. Key factors include environmental conditions such as temperature fluctuations and UV exposure, which can lead to material degradation. The quality of installation and the type of modifiers used also play a critical role in longevity. Regular inspections and maintenance practices, including cleaning and repairing seams, are essential to prevent leaks and extend the roof’s lifespan. Proper drainage systems further mitigate water accumulation risks.