2-Pack 4" Non-Insulated Flex Air Aluminum Ducting 25 Ft Heavy-Duty Three Layer Protection Vent Hose for HVAC Ventilation, 4 Clamps Included$$Tools & Hardware Other

Designed for ventilation applications including HVAC, dryer, grow rooms and tents. Three layer design makes it more durable and resistant to leaks, tears, and cuts. Steel-wire spiral structure is flexible and easy-to-install in hard to reach places. Constructed of Aluminum and thermoplastic, tube can be shortened for various applications. Ducting Size: 4” | Length: 25 feet | Includes four stainless steel 4" duct clamps.