Our research sources indicate that the average life of the premium black roof in our example is 13 9 years.
Remaining economic life of roof.
Asphalt coverings use layers of felt combined with molten asphalt and topped with a coating of gravel.
If the roof has less than two years remaining life then the appraiser must call for re roofing or repair.
Metal roofs are attractive durable and can last up to 70 years.
The roof should have a remaining physical life of at least two years.
The real life of a roof can vary greatly depending on the conditions in the roof s local environment.
The average life of the premium white roof in our example is greater than 20 years.
The appraiser must clearly state whether the subject is to be repaired or re roofed any leaks or moisture due to a problem with the roof are noted will be noted on the appraisal report.
Metal roofing runs the gamut of price and quality starting around 115 per square for standing seam panels in aluminum or steel.