It can be hard to imagine what new windows and doors will look like in your house.   With the Rational App you can easily and quickly get a realistic picture of what your house can look like with new windows and doors. With the app you can scan your own house and insert 3D models of windows and doors on the facade. You can choose different models, customize the size as well as test colors and splits. You can also save your suggestions and make copies so you can compare and see what you like best