Roger Sherman and the Connecticut Compromise. In Article VI of the Constitution of the United States, the framers declared, This Constitution... to be the supreme Law of the Land..
Copper gutters are very corrosion-resistant, so they will endure even in harsh conditions and areas with a great deal of acid rain. It is also sturdy, and it meshes well with a wide variety of roofing materials, including slate, cedar shakes, and composite roofing.
but slate roofs commonly outlast the flashings and if your flashing leaks your roof will also leak the solution is not to glob on tar or other sealers but to replace your flashing fasteners are also important in extending the life of a slate roof cut steel nails copper wire nails and galvanized steel nails are the most common fasteners used with slate roofing