Dundas Jafine Aluminum Semi-Rigid Dryer Duct, 7 in. x 8 ft. is designed for use in gas or dryer applications where an all-aluminum duct is required by code. This duct is non-combustible and can withstand a maximum operating temperature of 435 degrees Fahrenheit, ensuring safety and durability. Its continuous lock seam construction allows the duct to be easily pulled open, compressed, bent, and re-bent without causing any leakage. Measuring 7 inches in diameter and 8 feet in length, it provides a reliable and flexible solution for your dryer venting needs.