The PVC Transparent Check Valve is a crucial component for preventing backflow in kitchen water pipes. This anti-backflow valve ensures that water flows in a single direction, preventing any that could contaminate the clean water supply. Ideal for use in kitchen sinks, the transparent design allows for easy monitoring and maintenance. Features -Color:Sky-blue -Material:PVC -Size:13.00X11.00X10.50cm/5.11X4.32X4.13in -Outer diameter: 58mm -Inner diameter: 50mm -Wall thickness: 3.9mm -Durable PVC material: made from robust PVC, this check valve offers excellent resistance to wear and high temperatures, ensuring performance -Backflow prevention design: the valve's antibackflow design effectively prevents water from flowing backward, keeping kitchen drainage systems keep from smells and influence -Oneway flow mechanism: featuring a mechanism, this check valve allows water to a single direction, protecting the plumbing system from backflow -Easy installation: with its userfriendly design, this check valve can be easily installed in various kitchen drainage pipes without requiring tools -Transparent construction: the clear design provides clear visibility of water flow, making it easy to monitor the valve's performance and conduct maintenance Package list: 1 x check valve