Slate Roof Longevity
A lifespan of 80 100 years is typical for slate roofing although this can last longer if maintained well after installation.
Slate roof longevity. For people who do not plan to ever sell their home the incredible longevity of slate is a highly desirable benefit. Slate tile manufacturers offer warranties ranging anywhere from 50 years to a lifetime and should a slate tile ever break it can easily be replaced. A slate roof will easily last over 100 years which is at least double of what other roofing materials can offer. To achieve this kind of longevity immediately replace any broken slate tiles you see.
Durability and low maintenance. Clay tile typically lasts 40 to 60 years while slate and concrete tiles have a lifespan of 50 to 100 years. Slate roofs have excellent wind uplift properties but a few pieces of slate flying off of a roof during a hurricane can be dangerous due to their weight and sharp edges. For example the national association of home builders say that slate and tile roofs commonly last more than 50 years while asphalt roofs have a lower life expectancy of about 20 years.
This is a roof that can easily last 100 years or and far more. Slate roofs are commonly installed on premium homes and fancy mcmansions. Siga 24 slate roof for fibre cement roof slates the life expectancy is a little shorter at around 50 60 years. A general rule of thumb says that most roofs last on average about 30 years.
Natural slate roofing that meets the s1 grade through direct independent testing by the national slate association is the highest grade slate possible and will have the longest lifespan of nearly any roofing material available. Make sure that all flashings are correctly installed and in good working order. 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. What is the life expectancy of roof tiles.
S1 rated roofing slate is warrantied to last 100 years but it s expected to last even longer. The biggest downside to slate tile roofs. B but that doesn t apply to all roofs. Life expectancy of ribbon slates.
There are slate roofs still in operation that literally date back to shakespeare s time. Natural slate is the most durable roofing material. The added bonus that slate provides is a longevity that most other roof materials cannot compete with. Many slate tile manufacturers offer up to 100 year warranty on their products.