How to Caulk Nail Heads on a Roof or Roof Flashing

Nails and other perforations on a roof or roof flashing are responsible for most roof leaks. One reason is because nails and other mechanical fasteners can loosen over time due to the expansion and contraction of the roof sheathing from temperature changes. Caulking...
Galvanized vs Bonderized Roof Flashings

Galvanized vs Bonderized Roof Flashings

Virtually all sloped roofs have some amount of visible metal flashings that become part of the overall look of the roof. Flashings are typically aluminum or steel, but can also be copper, and historic lead flashings (once almost ubiquitous) are still found on roofs...