Why choose Pella® wood windows? Pella offers a wide variety of shapes, styles and sizes to fit most any opening in your home. Gorgeous wood interiors not only can be finished to match your woodwork; they stay looking great with little care. And the exteriors of our wood windows are protected by our durable, low-maintenance EnduraClad® exterior that doesn't need painting. Want the best of all worlds? You can have it with Pella!