Description: 【Features】: RV water fill inlet built in water stop valve to prevent backflow after water is stopped, sealed water supply to reduce pollution, and fast water supply. 【Water Fill Inlet Opening Size】: diameter 90mm; water pipe diameter: 20.2mm; installation screw hole spacing 85mm; screw hole diameter 5mm. 【Inlet Filler Cap】: The standard hose connector has a diameter of 20.2mm and can be connected to most hoses on the market. 【Widely Used】: RV city water fill inlet is suitable for refitting vehicles, tool vehicles, campers, RVs, ATVs, yachts and other places that require stable pressure to add water or add water in cities. 【RV City Water Inlet Installation Method】: Select the location to open a 90mm diameter round hole, and install it on the wall. Specification: Material: PP material Product Size: About 117mmx117mmx75mm Package Includes: 1Piece RV Water Fill Inlet Note: Please allow slightly errors due to manual measurement and different monitors.