If this roof is 120 years old that would mean it was built around 1880.
Life expextancy of metla roof.
Aside from their attractive aesthetic appeal metal roofs are far superior to other conventional roofing materials due to an incredible life expectancy.
The double lifespan of metal roof when compared to other types of roofs is pretty impressive.
Metal roofs can last fifty years or more.
We re working on a 120 year old house that still has its original standing seam metal roof.
I need to be able to state the remaining life of the roof.
In those days the options were copper lead tin coated iron and terne coated steel.
Slate concrete and clay tiles each of these products is rated for a life expectancy of 100 years or more by both the nahb and nachi.
While other roofing materials typically need replacement every 10 to 20 years properly installed steel roofs should last as long as you own your home.
The metal roofing alliance gives a life expectancy of at least 40 to 60 years.
A roof painter told the owner that this roof has 50 years of useful life left.
That means that for many homeowners a metal roof will be the last roof they purchase.
Without complications the average lifespan of a standing seam metal roofing is considered to be 50 years or more.
However metal roofs last for even more than 60 years.
Most metal roof types come with a typical warranty of 40 years.
This lifespan is way longer than that of other roof types like asphalt shingle roof that comes with a warranty of about 23years.
The most common metal roof material we see in this area is galvalume which is a steel sheet with an electrolytically applied coating of a combination of zinc and aluminum to extend the lifespan.
Most insurance certificates concerning the roof will mention a lifespan of 50 years which is considered to be the longest period that the metal will last.
A rob haddock of the metal roof advisory council responds.
Most of the sites i see indicate that a metal roof should last between 30 and 50 years but some say the metal roof can last the lifetime of the home.
Many roofing suppliers offer a 50 year warranty on metal roofs as they can stand strong against the elements and are resistant to mold mildew and insects.
Metal roofs can last 40 70 years depending on the material.
Traditional asphalt roofing materials have an estimated life expectancy of roughly 12 20 years.
Metal roofs can last for 60 years or more with little to no maintenance required.
Metal the international association of certified home inspectors projects metal roofing to last between 40 to 80 years.
The roof looks good in general.
Saturday august 25 2018 the expected lifespan of a metal roof is 30 to 50 years in florida with an average of 40 years.
