Q. I have a 22-year-old asphalt-shingle roof. The home is the same age. I have GAF 20-year-rated three tab shingles. I want to replace the roof and was told by a roofer that I could go over the ...

Q. The roof on my house is just a big flat area. I've seen similar style houses that have a dormer on the roof. This structure makes the house far more interesting. What does it take to add a dormer ...

Q: In 1988, we had a new roof installed with 40-year limited warranty fiberglass shingles put over our gravel roof. While the roofers were working, dry rot was discovered in the kitchen, and we had it ...