RV upgrade essential: a must-have component for upgrading RV water systems, delivering practical functionality that improves the overall freshwater setup during retrofits. Yacht-compatible inlet: designed to function as a water inlet for yachts, ensuring compatibility with various watercraft and marine installations. User-friendly rotating cap: features a rotating cap on the water inlet to simplify filling of water tanks and reduce spills. Multiscenario application: versatile design suitable for a range of applications, meeting diverse water inlet needs for RVs, boats, and other installations. Use scenarios: - In an RV, connect to shore water to fill onboard freshwater tanks efficiently during campground stops. - On a yacht or other watercraft, use as a reliable water inlet for the potable water system when docked or moored. - At remote sites or events, employ as a versatile water inlet for temporary or multi-vehicle installations requiring a dependable water supply.