RV Fresh Water Inlet ABS Plastic Gravity Fill Hatch Inlet with Dustproof Cover and Filter Screen Leak Proof Water Tank Adapter for RV Camping Vehicle Trailer Boat (Black). Dustproof Design: The RV water fill inlet is equipped with a snap on dust cover that is easy to open or tighten, and can effectively prevent dust and other pollutants from entering, ensuring the purity of the water source; The lid tie rope can prevent it from falling off during driving.
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