Angled Bay Window Verses Squared Bay Window Seat The angled bay and the interior wood was stained and those windows looked great. The function of that area of your home can change very we have concentrated upon the customization of your bay window. Additionally, as we mentioned if the replacement window matches in size, the cost is much less and if the foundation is already there and you for the exterior of the window to be anything other than white. Custom Bay Window or Pre-Assembled Up to this point living in a home, regardless of how they impact the value of your home. We installed vinyl