As indicated in the graph throughout a 75 year period a natural slate roof will need to be reroofed 1 5 times which means it lasts upwards of 50 years.
Life of tile roofs.
Although the tile is rated by manufacturers as a having a 50 year life or more it is primarily a protective covering for the asphalt based roofing layer below it typically 30 pound felt or mineral surface roll roofing secured to the roof sheathing and down lapped.
If you have roof tiles that have not been replaces in more than a quarter of a century they need to be evaluated by a qualified professional.
The average lifespan of concrete roof tiles is about 50 years because they wear so well over time clay roof tiles add.
Clay tile or slate tile roofs are two of the best roofing systems and can last up to 100 to 150 years or so especially when combined with quality underlayment.
How much life remains in my old tile roof.
The life expectancy of a concrete tile roof is 35 to 50 years.
The average life of roofing.
Clay tile roofs can last 50 years or longer.
Housin g industry the lifespan of tile roofs far exceeds that of any other roofing material.
According to a study performed by the national association of home builders nahb a trade association that helps promote and represent the policies of the u s.
Asphalt and fiberglass shingles.
An installation of clay roof tiles can be expected to last 100 years.