The metal straight flange air vent adapter with electrostatic spraying is an essential component for any ventilation system. It facilitates the connection between round air pipes and fans, ensuring a secure and efficient airflow. This adapter is easy to install and provides a wear-resistant solution for HVAC systems, making it suitable for a wide range of applications, from homes to industrial settings. Features -Color:Silver -Material:Galvanized plate -Size:12.00X12.00X5.20cm/4.72X4.72X2.04in -Robust construction: this flange air vent is built to withstand the rigors of industrial use, ensuring performance -Effortless installation: the straight round conversion interface design makes installation and connection straightforward, saving time and effort -Fine workmanship: the electrostatic spraying process provides a wear-resistant coating, enhancing the product's durability -Wide range applications: suitable for various fans, this flange air vent is ideal for a wide range of industrial applications, offering versatile use -Secure connection: precision manufacturing ensures a stable and secure connection, providing peace of mind in demanding industrial environments Package list: 1 x duct connector