For those looking to enhance their kitchen plumbing system, the PVC Transparent Check Valve offers a practical and effective solution. This valve prevents backflow, ensuring that wastewater does not re-enter the clean water supply. Its clear PVC construction makes it easy to monitor and maintain, while its compatibility with standard PVC pipes ensures a easy installation. Ideal for kitchen sinks, this valve helps maintain an efficient plumbing system. Features -Color:Sky-blue -Material:PVC -Size:10.00X7.70X7.70cm/3.93X3.03X3.03in -Outer diameter: 55.4mm -Inner diameter: 50mm -Wall thickness: 2.7mm - pvc: made from exceptional PVC material, this check valve is built to withstand wear and high temperatures, providing performance -Backflow prevention: effectively stops water from flowing backward, preventing smells and waste water from contaminating kitchen drainage systems - mechanism: features a that ensures water flows in a single direction, protecting the plumbing system from backflow issues -Simple installation: the userfriendly design allows for easy installation in various kitchen drainage pipes without the need for tools -Clear design: the transparent PVC construction makes it easy to observe water flow, ensuring proper operation and maintenance Package list: 3 x valve