Product Overview: The Modi double-layer thick aluminum foil tube is a durable and flexible ducting solution, perfect for a variety of ventilation needs. Key Features: ‣ Double-layer thick aluminum for enhanced durability ‣ Heat resistance suitable for high-temperature environments ‣ Flexible design allows easy installation around obstacles Specifications: ‣ Material: Double-layered aluminum ‣ Size: 5 meters length ‣ Diameter: 6 inches (15.24 cm) ‣ Design: Flexible and expandable