A tiny amount of colour lightening will occur with ceramic tiles but will be imperceptible to the naked eye.
Slate roofing faqs.
After a detailed research walsh exposed natural slate including cupa 3 to different weather conditions.
Softer s2 or s3 slates may last about 55 years to 100 years.
The region where it was quarried determines the life expectancy of roofing slate.
As a result geologist emphasizes natural slate durability to last over a century.
A quote from the national slate association states for regular slate with a weight of 700 750 lbs.
Any roofing construction that conforms to good engineering practice and is suitable for other roofing material is adequate.
Walsh highlights that natural slates have a service life of greater than 100 years.
Harder slates can conceivably last centuries on a properly maintained roof.
Over the lifetime of a slate roof a certain amount of weathering will occur which is deemed by many to enhance the beauty of the slate.
Natural cleavage allows slate to be split in one direction with the length running in the direction of the grain.
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Consequently not all homes have the structural support necessary to take the weight of a slate roof and often additional reinforcement needs to be installed.
Natural slate is the most durable roofing material.
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