AC Infinity Flexible Four-Layer Ducting, 25-ft long, 4"

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This ducting is designed for various ventilation, circulation, and heating/cooling transfer applications. Pair it with the AC Infinity Duct Carbon Filter and Cloudline T4.

AC Infinity
Article code:
In stock (8)

Product description

  • Designed for ventilation applications including HVAC, dryer, grow rooms and tents.
  • Four 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 two stainless steel 4" duct clamps


It features four-layer protection, making it more durable and resistant to leaks than single-layer designs. The internal layer is made of heavy-duty dual aluminum foil that is fire/flame resistant. Its outer layer utilizes dual PVC thermoplastic that protects the aluminum from cuts and tears while stopping leakage. Each duct tube is held together by an internal steel-wire spiral that is flexible and easy to install in hard to reach places. The ducting can be shortened by cutting the tube to fit various applications. Includes two stainless steel duct clamps.


Primarily used with duct fan systems in various air circulation and ventilation projects including grow rooms and tents, heating and cooling transportation, and other installations. 

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