Elevate your space with our 36x36 custom energy-efficient aluminum bifold window. This sleek and modern window is designed to maximize natural light while keeping your space energy-efficient. Available in black or white, this window folds from outside either from left to right (outswing) or right to left (outswing), giving you flexibility in design. The durable aluminum construction ensures longevity and low maintenance. Add a touch of sophistication to your home or office with this Energy-efficient aluminum window that combines style with functionality. Shop All category.