Ventilation Pipe Check Valve, PVC Fan Check Valve Round Pipe Backdraft Damper Air Duct Check Valve Round Pipe Draft Blocker(80mm)

【PVC Material】Made of PVC, this fan check valve is extremely long-lasting, ensuring its effectiveness in aviod reverse irrigation and keeping at bay.
【Wide Range of Sizes】Available in sizes ranging from 80mm to 200mm, this check valve can be easily installed in various round pipe in the kitchen, providing efficient ventilation and aviod backdraft.
【Effective Function】Designed specifically for aviod reverse irrigation, this check valve plays a crucial role in maintaining proper air circulation and aviod unwanted smell from entering the living space.
【 Application】Suitable for bathroom fans, this check valve effectively prevents the backflow of air and water, keeping the ventilation in optimal working condition.
【Easy Installation】With the package including 1 check valve, this product can be easily installed without any hassle or tools, ensuring a quick and convenient setup process for the users.

Details：
*Material: PVC
*Size: 80mm，100mm，110mm，120mm，150mm，200mm
*Color: White
*Application: Bathroom fan

Package Contents:
1*Check valve

Hello,