Slate is one of the oldest roofing materials. Though brittle and expensive, it is very durable and resists both wind and fire.
Materials: Made from natural slate rock.
Appearance: Usually dark gray with irregular appearance.
Eco-Friendly: Made from natural materials.
Durability: Long lasting, durable (depending on where quarried).
Weight: Heavy, require reinforced roofing structure to support.
Slope: Steep sloped roofs only.
Fire & Wind: Good fire and wind resistance.
Cost: Very expensive. Requires specially trained workers to install.