Enhance your RV's water system with this water inlet valve. The product includes a reliable check valve and a Quick Connector, designed to prevent backflow and maintain optimal water pressure. Ideal for fresh water fill ports, this inlet ensures a secure and leak- connection, making it a must-have for any RV or camper owner. Features -Color:White -Material:Abs -Size:11.60X11.60X6.70cm/4.56X4.56X2.63in -Size:4.00X3.00X3.00cm/1.57X1.18X1.18in -Protective design: our water inlet valve protects your highpressure water system from potential damage, ensuring durability and reliability -Multipurpose application: suitable for rvs, motorhomes, campers, atvs, boats, and other areas needing a stable water supply, offering broad usability -Simple installation: the straightforward installation process requires no tools, making it easy and quick to set up -Pressure control: the builtin pressure regulator manages water flow effectively, preventing overpressure in your water tank for safe operation -Quick refill access: the included water fill port provides a fast and convenient way to refill your water tank, streamlining your water management Package list: 4 x RV Water Inlet Check Valve + 1 x quick connector