Deflecto F0405B/4 Supurr-Flex 5-Ply 4-Inch Aluminum Flex Duct (5 Feet; Retail Box)

• 5-ply Supurr-Flex(R) dryer transition duct;• UL(R) 2158A listed for dryer venting;• Superior fire suppression;• Can also be used in bathrooms, HVAC systems, and general-purpose venting;• 5 ft. long ;• Retail box;