Composition roofs last about 20 years when installed right. Weather can also effect the life span.
Homeowners with wood shake roofs should expect them to last about 30 years.
Metal roofs offer many benefits, including: Longevity. Metal roofs can last 40-70 years, depending on the materials.
TPO roof system life expectancy – 22-30 years.
Typically, a skylight can last between 8-15 years, depending on how well it was installed and the quality of the skylight's manufacturing.
Chimney flashing should be done when a new roof is put on but chimney repairs can be done at any time.