PVC Regulating Valve Round Pipe Air Volume Valve Portable Check Valve Ventilation

Label:Yes Size:As Picture Shown Material:PVC Type: Air Volume Regulating Valve Color: As Picture Shown Brand new and high quality. Package Included: 1Pcs Air Volume Regulating Valve

Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.