How long does a slate roof last?
On average, a slate roof will last 60-125 years. The durability of a slate roof depends primarily on four factors: the physical and mineralogical properties of the slate; the way in which it is fabricated; installation techniques employed; and regular maintenance.
Should I repair or replace a slate roof?
If 20% or more of the slates on a roof or roof slope are broken, cracked, missing, or sliding out of position, it is usually less expensive to replace the roof than to execute individual repairs.
Can I install solar panels on a slate roof?
Yes, solar panels can be installed on a slate roof, but should be done by a team of experienced slate roofers and solar installers.
What is the weight load of a slate roof?
800-1,500 lbs. per square (100 square feet).
Is all slate roofing the same color?
No. you can choose from a variety of colors – Grey (Gray), Green, Purple, Black and Red. Colors will vary widely between quarries and geographical location. See our Slate Page for color options.
Does slate change color over time?
The amount and type of fading or weathering depends on the type of slate and where it came from. Fading and color shifts do not affect the longevity of top-quality slate, but will affect the appearance and thus should be anticipated.
Why does copper change color?
When exposed to the elements, copper transforms from a bright and shiny metal to a burnished brown, and finally to a distinct green color. This unique characteristic of copper is completely natural and is often referred to as the “patina”.
Are there environmental concerns with water runoff from copper gutters?
No, copper is not toxic to humans or animals.
How long will copper flashing last?
When installed correctly, copper flashing can last over 80 years.