{"product_id":"grundig-rv-city-water-fill-inlet-with-3-flange-check-valve-1-3-4-threaded-fresh-water-fill-for-motorhome-travel-trailer-camper","title":"Grundig RV City Water Fill Inlet with 3\" Flange \u0026 Check Valve - 1\" \/ 3\/4\" Threaded Fresh Water Fill for Motorhome, Travel Trailer \u0026 Camper","description":"\u003c!-- Generated by Trae Work --\u003e\n\u003cdiv\u003e\n\n  \u003ch2\u003eI. Product Overview\u003c\/h2\u003e\n  \u003cp\u003eA cracked, leaking, or stripped city water fill turns every fill-up into a mess — water down the side of your rig, a soaked storage bay, and a fresh water tank that never quite fills. This 3\" city water fill inlet replaces that worn-out fill port with a clean, secure connection: 1\" threaded pipe on the outside, 3\/4\" threaded pipe on the inside.\u003c\/p\u003e\n  \u003cp\u003eWith a weather-resistant body and a built-in check valve, it is a dependable alternative to a brass city water fill — and it installs in minutes with a twist-on spiral pipe design.\u003c\/p\u003e\n\n  \u003ch2\u003eII. Product Features\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBuilt-In Check Valve:\u003c\/strong\u003e Stops water from backflowing out of the inlet, protecting your fresh water system and keeping the connection sealed in both directions.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLeak-Proof Sealing:\u003c\/strong\u003e A tight, well-seated flange keeps water out of your walls and storage compartments instead of running down the side of your RV.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTwist-On Installation:\u003c\/strong\u003e The spiral pipe design threads in by hand — pull the old inlet, twist the new one tight, and you are done. No special tools required.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWeather-Resistant Body:\u003c\/strong\u003e Resists rust, corrosion, and UV exposure, so it holds up to campground sun, rain, and temperature swings season after season.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFits Most RV Fresh Water Setups:\u003c\/strong\u003e Works with motorhomes, travel trailers, campers, fifth wheels, and vans, and matches standard 1\" and 3\/4\" threaded plumbing.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eIII. Product Specifications\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e RV City Water Fill Inlet with 3\" Flange and Check Valve\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFlange Diameter:\u003c\/strong\u003e 3 in\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOuter Connection:\u003c\/strong\u003e 1\" threaded pipe\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInner Connection:\u003c\/strong\u003e 3\/4\" threaded pipe\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eThread Material:\u003c\/strong\u003e Plastic\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePackage Dimensions:\u003c\/strong\u003e 9 x 9 x 8 cm (3.5 x 3.5 x 3.1 in)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eItem Weight:\u003c\/strong\u003e 90 g (3.2 oz)\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong style=\"color: #c00;\"\u003eIMPORTANT:\u003c\/strong\u003e This inlet is a connection point, not a pressure regulator. Always use a pressure regulator between the campground spigot and your RV. Please verify your flange mounting hole pattern and thread sizes before purchase.\u003c\/p\u003e\n\n  \u003ch2\u003eIV. Package Includes\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e1 x RV City Water Fill Inlet with 3\" Flange (check valve built in)\u003c\/li\u003e\n    \u003cli\u003e2 x Compressed Towel Sheets\u003c\/li\u003e\n    \u003cli\u003e3 x Mounting Screw\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eV. Precautions\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eVerify Fit Before Ordering:\u003c\/strong\u003e Measure the existing flange opening and confirm your pipe sizes (1\" outside, 3\/4\" inside) match before you buy.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eKeep the Cap On:\u003c\/strong\u003e Replace the inlet cap whenever the hose is disconnected to keep dust, insects, and road debris out of your fresh water tank.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHand-Tighten Only:\u003c\/strong\u003e The threads are plastic. Start the fitting by hand to avoid cross-threading, and do not over-tighten or use excessive force when installing or removing the inlet.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCheck the Hose Connection:\u003c\/strong\u003e Make sure the water hose is seated securely on the inlet to prevent leaks and to maintain steady water pressure.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUse a Compatible Hose:\u003c\/strong\u003e Use a fresh water hose rated for drinking water. Do not use a garden hose or a hose previously used for black tank flushing.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInspect Regularly:\u003c\/strong\u003e Periodically check the inlet and flange for cracks, wear, or a damaged O-ring, and replace the inlet if the check valve no longer seals.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWinterize Before Freezing:\u003c\/strong\u003e Drain and winterize the inlet before the first freeze. Trapped water will expand and crack the plastic body or check valve.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n\u003c\/div\u003e\n","brand":"Grundig-auto","offers":[{"title":"Default Title","offer_id":46740682899535,"sku":"City Water Fill Inlet-01","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9143\/8927\/files\/logo.webp?v=1789024092","url":"https:\/\/grundig-auto.com\/en-global\/products\/grundig-rv-city-water-fill-inlet-with-3-flange-check-valve-1-3-4-threaded-fresh-water-fill-for-motorhome-travel-trailer-camper","provider":"Grundig-auto","version":"1.0","type":"link"}