Pry, chisel and scrape off old metal flashings and roofing cement. Before you do anything, get your ladder, roof brackets and safety harness set up so you can work safely and efficiently on the roof.

Q: Our house has an unusual chimney made with irregular stones. The existing cap is in poor shape. What’s the best way to install a cap on a masonry chimney? A: The chimney cap I’d build would be a ...