Air duct hose cover, steel duct outlet 4 inch, length 10 meters

Steel air duct hose cover - 4 inch outlet, 10 meters long, connected to the steel duct air hose cover for efficient and safe ventilation system connection. The cover features durability and strength, comes with a 4-inch outlet and 10-meter length to facilitate the installation of air ducts at different distances while maintaining optimal airflow. Basic specifications: Category: Air duct connection cover Frame size: 4 inches × 10 cm Product length: 10 meters Cover: Steel Usage: For easy air duct connection Product features: Durable design ensures long service life Easy to direct and connect air ducts efficiently Suitable for use in residential and industrial ventilation systems Corrosion and damage resistant while maintaining optimal airflow