This aluminum foil heater hose is designed for use with air heater outlets and car air duct drain systems.Constructed from aluminum foil material, it is suitable for both hot and cold air duct applications, including automotive heater tubes and flexible duct replacements.The hose features a retractable design with diameter options of 76 mm or 60 mm and extends up to 800 mm.It is compatible with standard duct fans, exhaust outlets, carbon filters, and light reflectors.Color: black.Dimensions: 7.6 x 80 cm or 6 x 80 cm.Package includes one 76 mm intake pipe and one 60 mm intake pipe.Measurement tolerance: ±1–3 cm.Actual product color may vary slightly due to and display differences.