The Pipe Control Valve Ventilation Duct Valve offers high efficiency in adjusting the . Its manual switch wind valve design allows for precise adjustment of the airflow in the pipeline, ensuring the smooth operation of the ventilation system. The valve design makes installation quick and easy, and switch operation is convenient and fast. Features -Color:White -Material:ABS -Size:16.50X14.50X12.00cm/6.48X5.70X4.72in -PN Mpa: 37.5 Mpa -Outer diameter: /4.72in -Inner diameter: 110mm/4.33in -Precise control of airflow is achieved through the use of a manual switch wind valve design. -The practical valve design allows for easy installation. Convenient to use. -The use of ABS materials ensures long-term stable operation. Can be used for a long time. -This valve can be applied in various settings such as industrial plants, commercial buildings, and hospitals. -With no need for additional power support, this ventilation duct valve provides a convenient solution for controlling the in your ventilation system. Package list: 1 x regulating valve