Roof installation problems often remain hidden for years because surface materials can appear intact while key details underneath are incorrect. Small mistakes in nail placement, flashing alignment, ...

Q. I am going to have new composition roofing put on my house. My question is this: There is metal flashing around the perimeter of the roof under the shingles that bends over the edge of the roof ...

Q: My house has a 2-foot overhang with exposed rafters. It is a rather unusual design and is quite attractive. When I had a new roof installed a month ago, the nails holding the shingles penetrated ...