Description The Pipe Control Valve offers an and practical solution for your ventilation system. With its reasonable and stable performance, it provides excellent value for money. This versatile valve is suitable for various ventilation systems, making it a versatile choice for different applications. Whether it is for industrial plants, commercial buildings, hospitals, or other facilities, this ventilation duct valve can meet the diverse ventilation requirements of different places.-ventilation valves Features -Color:White -Material:ABS -Size:16.50X14.50X12.00cm/6.48X5.70X4.72in -Outer diameter: /-manual valve4.72in -This product is highly efficient in adjusting the, allowing for precise control of ventilation systems.-air ducting valve -This product is a practical option for those looking to improve their ventilation system's performance.-backdraft damper valve dryer duct damper-Ensures smooth and efficient operation of the ventilation system, promoting optimal air flow and circulation-clean shut-off valve shut-off valve-The valve is highly and reliable, with excellent resistance to wear, ensuring performance-manual ducting valve air flow valve-Provides peace of mind for your ventilation needs, ensuring that your functioning properly and efficiently at all times-dryer vent damper water valve-With a reasonable and stable performance, this valve is an for regulating airflow in pipelines-air non return valve diverter valve- switch operation is both convenient and fast, making it easy to adjust the airflow as needed-valve