White RV Water Fill Port with Check Valve Keep a steady, clean water supply for your RV or boat with this white water fill port designed for recreational use. Built from brass for reliable outdoor performance, it is compatible with city water systems and simplifies connecting hoses and water lines. Key benefits Continuous water supply: Designed to provide an uninterrupted flow when connected to campground or marina water sources, reducing the need for frequent refills. Backflow protection: Integrated check valve prevents backflow and helps keep contaminants out of your freshwater system. Durable construction: Brass body resists outdoor wear and maintains long term function in harsh environments. Leak reduction: Secure connection points and robust materials minimize the chance of leaks during use. Easy hookup: Fits standard city water connections for straightforward installation and quick water line attachment. Product highlights Color: White Material: Brass Function: Water fill port with builtin check valve to prevent backflow Compatibility: Works with standard city water systems and common RV and boat water lines Performance: Stable flow, improved sealing, and long service life in outdoor conditions Practical applications Campground hookup: Connect a municipal water hose directly to your trailer at a campsite for steady freshwater access while parked. Marina use: Attach to dock water supplies for filling onboard tanks or maintaining onboard plumbing during a stay at the slip. Onsite up: Use when you need to refill a freshwater tank at home or at a service station without relying on onboard pumps. What makes it stand out Purpose built for RVs and boats to simplify water management Solid brass construction for dependable outdoor use Builtin check valve for added system protection and cleaner water lines This water fill port provides a practical, durable solution for keeping freshwater available and protected while you travel.