Dundas Jafine Aluminum Semi-Rigid Dryer Duct, 3 in. x 8 ft. is designed for use in gas or dryer applications where an all-aluminum duct is required by code. This durable duct is non-combustible and can withstand a maximum operating temperature of 435 degrees Fahrenheit, ensuring safety and reliability. Its continuous lock seam construction allows the duct to be easily pulled open, compressed, bent, and re-bent without causing leaks. Measuring 3 inches in diameter and 8 feet in length, it provides a flexible yet sturdy solution for your dryer venting needs. Model Number: