
As one of the nation’s largest suppliers of high-quality windows for remodeling, replacement and new construction projects, our customers count on us to provide a proven product backed by exemplary customer service that goes above and beyond.

MI Windows 390 Patio Door
The 390 sliding patio door will brighten any room in your home with its energy efficient design and attention to detail. With simple, clean lines and strong construction, you’ll admire the craftsmanship of your door for years to come.