The 4" x 50' Flexible Aluminum Dryer Vent Duct by Braxton Harris is engineered for optimal airflow and efficient venting. This duct is made from high-quality aluminum, ensuring durability and resistance to heat. Its flexible design allows for easy installation in tight spaces, making it suitable for various dryer configurations. The 4-inch diameter is compatible with most standard dryers, while the 50-foot length provides ample reach for versatile setups. This duct meets safety standards, ensuring reliable performance in residential and commercial applications.