4-Inch Aluminum Ducting with Heavy-Duty Four-Layer Protection for Maximum Durability

The AC Infinity Flexible 4-Inch Aluminum Ducting is a heavy-duty, four-layer protection ducting solution that is 25-feet long and perfect for heating, cooling, ventilation, and exhaust. This top-of-the-line HVAC Ducting is easy to install and maintain, and offers unbeatable customer support and durability. The steel-wire spiral structure is flexible and allows for easy install in hard-to-reach places. Made of aluminum and thermoplastic, the tube can be shortened for various applications. The four-layer design makes it more durable and resistant to leaks, tears, and cuts.