[Aluminum Foil Heater Duct]-Made of high-quality aluminum foil material, durable and practical. Anti-vibration, corrosion, flame-retardant, automotive heater tube, automotive aluminum foil flexible duct.[Replacement of hot and cold air ducts, car heating ducts and ducts]-Hot and cold air ducts for household use, planers, etc. It is very suitable for replacing old or damaged electric heating tubes. Exhaust outlet, warm air outlet, aluminum foil replacement hose, extendable pipe.[Retractable Car Air Heater Duct]-The retractable 76mm diameter air inlet pipe can extend up to 800 mm.[Occasion]-Mainly used for 6000W air heater. Heat and cold, the air duct of the heater, etc.Flexible and easy to use: The 76mm diameter duct is easy to install and can slide correctly on your duct fan, exhaust outlet, carbon filter or light reflectorcolour: blackMaterial: aluminum foilSize: 7.6x80cmPackage Contents:1 x Intake pipe (76mm in diameter)Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.