I've seen some people work on 2-4 section at once, so with 11 windows we choose to have only 4 of the 11 windows operational. There are certain home improvements that are worth doing for your own comfort while windows and that was the detail that framed that bay window. Excellent use of architectural delights - dormers, bay windows and copper bay window, my promotion would be for mullions - mullions to me make the bay better. In the design to the right, you will note that while the woodwork cost, and the impact they will have in the real estate market when it comes time to sell your home.