The DuraVent 6" x 12" DVL Adjustable Double-Wall Black Pipe is a high-quality stove pipe made of steel. This model, DuraVent 6DVL-12, features a diameter of 12 inches and a length of 7.25 inches. The black color adds a sleek and modern touch to any fireplace or stove system. With a weight of 3.24 lbs, this adjustable pipe is designed to fit seamlessly into your heating or cooling setup, providing a reliable and efficient chimney connection.