Copper Roofing: For Life and More
Interlocking channels on all four sides of shingles ensure a sure fit. The material comes with a 100-year warranty, but a company spokesperson says that the life expectancy of this roofing material could easily be 200-300 years.
About half of this company's customers are handy homeowners who opt to install these shingles themselves. An instruction manual (geared to the do-it-yourselfer) is available.