Leonardo Window and Doors metal windows are the epitome of refined luxury—crafted in Italy with a commitment to design, performance, and timeless beauty. Each window is a tailor-made creation, forged from premium materials such as steel, corten, brass, or their signature AluFerro alloy. These slim-profile frames offer a minimalist aesthetic that enhances natural light. Leonardo windows deliver exceptional thermal insulation, acoustic comfort, and enduring strength. Whether a historic or contemporary, they offer a seamless blend of craftsmanship and modern innovation designed to elevate the most prestigious spaces.