Profile: Madison Aluminum Products, LLC specializes in producing seamless aluminum K-style gutters and aluminum down spouts. We offer custom made 6-inch gutters for commercial and 5-inch gutters for residential uses. Our brands include Reynolds, Alcoa and Rollex. We provide custom made aluminum down spouts in various sizes including 2 inches x 3 inches, 3 inches x 4 inches and 4 inches x 5 inches.