Q: When you were writing about roof repair and replacement, I never saw anything on tar-and-gravel roofs. I just bought a house. At my prepurchase inspection, I was told the roof was in pretty good ...

Q: We have a two-story house built with a back patio that is covered by a tar and gravel roof. Now when I look out on that roof, most of the gravel is gone. It apparently washed off in the rain over ...

A reader is buying a house with a shallow-pitch roof. The roof surface is asphalt shingles, which concerns the reader because it is a roof that looks nearly flat. A home inspector said the roof slope ...