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Product Overview
Continuous airtight lock seam duct, Non-combustible, For use where building codes require the use of all aluminum duct. [QTY/UOM: 1EA / 1EA]
![Lambro 302L Semi-Rigid Duct, 4 in, 8 ft L, Aluminum [SKU: ORG2085231]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/1280x1280/products/25364/25231/2085231__43413.1691781974.jpg?c=1 "Lambro 302L Semi-Rigid Duct, 4 in, 8 ft L, Aluminum [SKU: ORG2085231]")
![Lambro 302UL Semi-Rigid Transition Duct, 4 in, 8 ft L, Aluminum [SKU: ORG7607112]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/37983/37551/7607112__10062.1691786139.jpg?c=1 "Lambro 302UL Semi-Rigid Transition Duct, 4 in, 8 ft L, Aluminum [SKU: ORG7607112]")
Lambro
![Lambro 3120UL Semi-Rigid Transition Duct Kit, 4 in, 8 ft L, Aluminum [SKU: ORG2467785]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/37982/37550/2467785__03278.1691786138.jpg?c=1 "Lambro 3120UL Semi-Rigid Transition Duct Kit, 4 in, 8 ft L, Aluminum [SKU: ORG2467785]")
Lambro
![Lambro 306 Flexible Semi-Rigid Duct, 6 in, 8 ft L, Aluminum [SKU: ORG6910681]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/25362/25229/6910681__47318.1691781974.jpg?c=1 "Lambro 306 Flexible Semi-Rigid Duct, 6 in, 8 ft L, Aluminum [SKU: ORG6910681]")
Lambro
![Lambro 304 Flexible Semi-Rigid Duct, 5 in, 8 ft L, Aluminum [SKU: ORG6753560]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/25361/25228/6753560__03681.1691781974.jpg?c=1 "Lambro 304 Flexible Semi-Rigid Duct, 5 in, 8 ft L, Aluminum [SKU: ORG6753560]")
Lambro
![Lambro 308 Flexible Semi-Rigid Duct, 7 in, 8 ft L, Aluminum [SKU: ORG8023855]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/25363/25230/8023855__96181.1691781974.jpg?c=1 "Lambro 308 Flexible Semi-Rigid Duct, 7 in, 8 ft L, Aluminum [SKU: ORG8023855]")
Lambro