Installed properly slate roofs require relatively little maintenance and will last 60 to 125 years or longer depending on the type of slate employed roof configuration and the geographical location of the property.
Service life of slate roof.
Being proactive about your roof is the best way to save money.
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These life expectancies are general experience with the material and do not consider installation or environmental factors which vary from one building to the next.
Typical life for pennsylvania slate roofs is 40 50 years.
In general slate roofs can be repaired rather than replaced.
But that doesn t mean you shouldn t maintain them at all.
Some slates have been known to last over 200 years.
Like any other roof you will need to inspect your slate roof regularly if you want to keep it in good shape.
Except when they re at the end of their immense service life or something unusually catastrophic has happened.
It will let you know if any damage occurred throughout the winter and it will keep you ahead of any major repairs.
Life expectancy of ribbon slates.
Other slate roof facts considered the rolls royce of roofing materials slate roofs are popular not only for their historical significance and dignified look but also for their 100 years of life on average.
It is important to know the service life of different components of your roof so that you can budget properly.
Slate roofs can last a very long time if taken care of properly.
Your trusted roof contractors share some best practices for slate roof maintenance.
I suggest to all of our customers to have an annual inspection in the spring.
This is important for two reasons.
Identify the existing roof membrane system in the chart below and determine the industry average service life.
The national roofing contractors association developed the estimated service life chart.
Roof membrane system mean life years.
A well maintained slate roof on an equally well maintained home can last a very long time a century or longer.