Custom Shaped windows are often referred to as Architectural shaped windows. With these custom shaped windows, you can have a window made to fit any part of your home. Use these windows to accent a window configuration or provide a new look to your home. These windows are custom manufactured and available in various shapes and sizes. Whatever style or shape vinyl window you are looking for, we can create it. All our windows are manufactured in the USA and are backed by the Energy Star Program. Some of the most popular architectural shaped windows include octagon windows, trapezoid windows, arched windows, circle windows, and triangular windows.