Flat roofs share one trait: with time, they tend to leak. You can, of course, have a new hot-tar-and-gravel roof put down but sometimes there may be a design reason for adding a pitched roof as a long ...

Q–I really want to put a cupola (a dome-like structure) equipped with a functional weather vane on my garage roof. It seems like a straightforward job, but I wonder how to cut the bottom of the cupola ...