SAN FRANCISCO (KGO) -- It's not the most glamorous renovation, but if your house's roof is 20 years or older, you might need a new one. Are the shingles cracked or curled and blowing off in the ...

Q: I have a small house, and it needs a new roof. I can’t afford to hire a roofer. My house has shingles on it, and I can walk on the roof with little difficulty. I’ve never installed roof shingles.

Q: I have an asphalt-shingle roof that I am thinking of replacing. In our neighborhood I have seen other roofs replaced. Some have had the old shingles removed and others have had the new shingles ...

Q: Shortly after it was built, we noticed a slightly lifted-looking horizontal line (shingles not flat as the others) on the upper-left area of the roof when looking at the front of the house. The ...

We have two sets of shingles on our roof now and I think it’s time to reroof. Is it possible to put a third set of shingles on top of the present two or would we have to take off the old shingles to ...

Roof replacement carries a significant cost, and it can’t be put off once it becomes necessary. But the urgency of needing a new roof doesn’t mean you should blindly hire the first contractor you ...

Can new plywood be installed on a 40-year-old roof without removing the old? Roy Gingrich of Ellicott City has a 40-year-old house with an asphalt shingle roof surface. The existing asphalt shingles ...

Before installation of new roof shingles 12 years ago I asked our contractor if the new shingles would get gray streaks. His answer was no because they had something (copper?) that prevented the ...