Which Roof Material Has the Longest Lifespan?

https://wiki-spirit.win/index.php/Recognizing_the_parts_of_the_roofing_system_as_well_as_comprehending_their_functions

Although modern construction elements such as drainpipes may get rid of the requirement for pitch, roofing systems are pitched for factors of custom and visual appeals. So the pitch is partially reliant upon stylistic