Alpine Aluminum Windows and Doors, Inc. world-class products are made-to-order, ensuring an exacting fit for any new construction or renovation project. Our aluminum window and door products are sold exclusively by us, as licensed and authorized dealers in the New York metropolitan area. FREE ESTIMATES! We are available to discuss your requirements and to offer you the best service you can buy. Specializing in residential and commercial windows, expert installation, we will satisfy a broad spectrum of budgets and design tastes. Our estimates are 100% absolutely FREE. Minimum quote is 4 windows!