Vent Duct Hose 4 Inch 16 Feet Flexible 4-Layers Aluminum Dryer Vent Hose Air Hose for HVAC Duct Clothes Dryer Duct Air Duct with 2 Screw Clamps

4 Inch by16Ft HVAC Duct Hose Ducting Hose PVC Ducting Hose Ducting Pipe for Inline Duct Fan or Grow Tent System with 2 Screw Clamps - Very strong and thick and it extends flawlessly. - Flame-retardant Aluminum foil, Corrosion-Resistant wire helix. - Thick layer of gray PVC on this ducting prevents light leaks. - Can be easily fitted to circular, oval or rectangular connectors - This ducting is easy to bend to install in hard to reach spaces such as grow rooms, attics, crawl spaces, etc. - Typical applications for ventilation ducting include: dryer room vents, A/C or Heater ducting, grow room ventilation and other indoor gardening applications. Specification: - Material: Aluminum + PVC + PET - Color: Grey - Diameter: 4 Inches - Length: 16 Feet - Temperature range: -22? to 266? - Package lncludes: 1 x 4 inch vent hose 16 feet length 2 x hose clamps