SLIDING WINDOWS from Pella® of Kalamazoo From elegant curves to contemporary angles, Pella Windows and Doors Special Shape windows offer nearly endless design choices and enable you to achieve a custom look at a competitive rate. Special shape windows are available in curves and angles to add architectural interest and natural light to your home. Pella windows allow you to combine a variety of shapes, sizes and styles to form a unique focal point. Special shape windows can be made with grille types that match other Pella windows to create a quality, consistentlook throughout your home. Available in multiple sizes, these factory-assembled window combinations will give youa custom look using standard windows. If you don’t see the shape you would like, please see more about Custom Windows. Pella Windows and Doors can create virtually any window shape or size you need.Schedule an in-home consultation or visit the showroom in Kalamazoo to learn more. Schedule Now!