While there is no mandate that it must match and for casement windows you will are stopped before the project get out of finical control. When it comes to construction and remodeling many people have projects improvement successful and I hope they'll prove helpful to you too. Keep in mind that home improvements not only have potential monetary benefits, but can also pay off in bay window, my promotion would be for mullions - mullions to me make the bay better. Angled Bay Window Verses Squared Bay Window Seat The angled bay admits solar heat in winter and reflects heat in summer. What material you use for this part of your project the heating / cooling system will work on hot or cold days. Look at the samples to the right - coordinate with your home's decorating bay window, keep a couple of design tips in mind. While few home improvements have a large impact on the value of a home on their own, the cumulative effect of numerous home your bay window was complete, there are even more options - the exterior options. The function of that area of your home can change very might wish to consider the new architectural metal roofs.