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The Best Rv Water Inlet Cap of 2023 – Reviewed and Top Rated

2,047 Reviews Scanned

Rank No. #1
Valterra A0170SVP 3/4" Water Inlet Plug with Strap - White (Carded)
  • Dust plug and strap.Fit Type: Universal Fit
  • Protects your fresh water system from dust and insects
  • Plug Size: 3/4"
  • Color: White
Rank No. #2
Thetford 94207 Dust Plug for City Water Check , Black
  • Original Factory Parts/Direct OEM Replacement
  • Made In The USA
  • UV stable/colorfast
  • Universal
  • Flexible Rubber
SaleRank No. #3
RecPro RV City Water Fill Rubber Plug Cap | Dust Cover | White or Black Options (Black) | Made in USA
  • Designed for easy installation and use: Remove the screw cap for the city water fill, remove the old dust cap, and attach the new cap, securing it with the old screw cap.
  • Made of sturdy, durable rubber material with two color options - Black or White.
  • Assists in keeping your fresh water supply clean and helps prevent contamination from bugs, dirt, and more.
  • Made in USA
Rank No. #4
RecPro RV Round Fresh Water Gravity Fill Hatch Inlet | RV Water Fill Hatch | Camper Water Inlet Hatch | Trailer Water Fill Hatch Inlet (White, No Quick Fill) | Made in America
  • This round fresh water gravity fill hatch is designed to let you fill your tanks without the help of pressure or threaded wire. Popular in the RV and camper industry, it's durable, reliable, and simple to use
  • The gravity fill function is perfect for simpler RV water systems and most models of RVs. White in color, it looks nice and clean while not drawing attention to itself or taking away from the designs on your RV exterior.
  • Resistant to UV light, it keeps looking great year after year. With this durability, aesthetics, and convenience, this gravity fill hatch is just the thing you need to fill up your water tanks. Don't wait until your current hatch becomes cracked and faded
  • Made in America
Rank No. #5
Thetford Gravity Water Fill Cap/Strap Polar White PN 94243
  • Product Type: Auto Accessory.Fit Type: Universal Fit
  • Package Quantity: 1
  • Product Dimensions: 2.387 cms (L) x 9.499 cms (W) x 12.090 cms (H)
  • Country Of Origin: United States
Rank No. #6
THETFORD Polar White Dust Plug for City Water Check Valve - 94206
  • Original Factory Parts/Direct OEM Replacement.Fit Type: Universal Fit
  • Made In The USA
  • UV stable/colorfast
  • Universal
  • Flexible Rubber
SaleRank No. #7
Valterra A0120SVP Carded Gravity Water Inlet Cap, White
  • Bayonet tab style for quick reliable seal
  • Cap and strap for fresh water gravity fills
  • Package Dimensions: 4.8 L x 11.5 H x 9.5 W (centimeters)
  • Country of Origin : Mexico
Rank No. #9
THETFORD RV Camper Gravity Water Fill Cap/Strap Black PN 94244
  • Original Factory Parts/Direct OEM Replacement
  • Made In The USA
  • Fade resistant, UV stable/colorfast
  • Replacement Cap for gravity water spout
  • Includes both strap versions
SaleRank No. #10
RV Fresh Water Locking Cap, Water Inlet Leak Proof Motorhome with 2 Keys, Caravan Locking Gravity Filler Cap for Camping Trailer Gravity Motorhome
  • High Quality Food Grade Pp Stabilized Gravity Water Inlet Features A Bayonet Style Cap, 10Mm Air Vent For Faster Fill Rate And A 40Mm Barn Connection.
  • Lockable,comes with 2 pieces keys,ensure using water safely.​Pipe threads are brass,easy to installation.​
  • ​Pipe threads are brass,easy to installation.​
  • Package: 1 x Water Inlet 2 x Keys.Outer diameter: about 110 mm
  • Feature: Gravity water inlet features a bayonet style cap,large diameter for faster fill rate.
Rank No. #11
TonGass (2-Pack) Universal Fit Gravity Feed Fresh Water Fill Hatch Inlet for RV Trailers (White) - 4.5" Diameter Fill Hatch Inlet - with 1-1/4 Barbed Connector, Bayonet-Style Cap and 1/2" Air Vent
  • UNIVERSAL FIT 4.5” DIAMETER GRAVITY FEED FRESH WATER FILL HATCH INLET - Designed specifically for gravity feeding RV trailer fresh water tanks, these fill hatches can fit into 3.5-inch cutouts. Each pack contains 2 pieces of freshwater fill hatch
  • 1-1/4” BARBED CONNECTOR - Actual barbed connector has two stages accepting fill hoses with inner diameters between 1-1/4 inches and 1-3/8 inches
  • BAYONET-STYLE CAP WITH TETHER - Bayonet-style caps are easier to screw on and off while still providing a secure fit. Made from the same material as the hatch and cap, the cap tether ensures ‌you won’t lose the fill cap ever
  • FILL FASTER WITH 1/2” AIR VENT - Enhance gravity feeding efficiency with fill hatches that come with venting. The 1/2-inch air vent/overflow on the hatch will increase the flow rate by preventing air locks
  • MADE OF UV-STABILIZED PLASTIC - Replace yellowed fill hatches with these UV-stabilized plastic hatches. UV-stabilized plastic lasts longer because of added stabilizers that absorb UV radiation to prevent damage from long-term UV exposure
Rank No. #12
EXCELFU RV City Water Fill Inlet Flange Brass with Check Valve, RV Water Inlet Replacement 1/2" NPT Male, City Water Connection Inlet for RV Camper Motorhome Trailer Marine (White)
  • RV City Water Inlet Replacement: Direct OEM replacement of rv city water inlet.
  • Specification of RV Water Inlet: The rv water inlet connection check valve is with 1/2" NPT male threaded pipe on the inside, 3/4" GHT female threaded pipe on the outside, flange thread is 3" diameter.
  • RV City Water Inlet with Check Valve: Built in check valve/back flow preventer and easy to install this city water check valve inside your RV's fresh water system, no more leaking when use tank and pump for water and save water for your RV.
  • Brass RV City Water Flange: The pipe threads of RV water fill inlet is constructed of durable solid brass instead of the plastic. Fine workmanship with precise thread to reduce leaks and resistant to rust, UV light, daily wear and road salts. Made to extend the life of your hose.
  • City Water Inlet for RV: City water connection inlet flanges connet trailer marine RV camper to city water hoses, keeps contaminants out of your fresh water system. Easy-grip knob allows easily attach and detach the hose.
Rank No. #13
for rv+Fresh+Water+Inlet+Black Yctze Water Filler Cap Gravity Freshwater Inlet Lockable Leakproof Water Filler Cap with 2 Keys for RV Caravan Motorhome
  • 【Adaptation】 -------Water inlet has a wide range of applications and is very suitable for assembling large transport vehicles for RVs, RVs and yachts. Suitable for door panels with a thickness of 30-40mm / 1.18-1.57 inches.You will get: 1 x Water Filler Cap, 2 x Keys, 3 x Screws.Gravity Freshwater Inlet Lockable Leakproof Water Filler Cap with 2 Keys .
  • 【Gravity Water Inlet 】 ------- RV water inlet adopts a new type of spring and sealing ring to design a 12V / 24V cigarette lighter socket, which is more convenient for charging. There is no need to wire when using a submersible pump to pump water, avoiding pulling the wire from the inside of the RV to the outside of the RV.
  • 【Lockable】 -------RV Water Filling is a pressure nozzle baffle that can be used when the door is closed without opening the door, The pressure water injection port can be used for pressure water injection and rapid drainage. which is convenient for the use of the pressure nozzle. Effectively prevent leakage and loosening, this will be your good purchase choice.
  • 【High quality 】 -------Lockable Water Filling Port is made of imported ABS material, and its anti-yellowing performance is 5 times that oFordinary ABS. We look forward to our Leakproof Black Water Filler Cap products can provide protection for your RV trip, so that you have no worries.
  • 【Professional】 -------Yctze has been tested, with high quality. Please rest assured to buy and use. Yctze provides professional customer service. If you have any questions, you can make Qa, Yctze will be a solution to you. Yctze has always adhered to the principle of providing you with satisfactory products, integrity and quality.
Rank No. #14
Valterra Black Gravity Water Inlet Cap, Replacement (Black)
  • Replacement Valterra Gravity Water Fill Inlet Cap
  • Bayonet Tab Style For Quick Reliable Seal
  • Cap Includes a Strap to Prevent Loss
  • Color: Black
  • UV and impact resistant, resists road salts and acids
SaleRank No. #15
THETFORD RV Camper City Water Inlet Flange with Plastic Check Valve Black PN 94217
  • Product Type: Auto Accessory.Fit Type: Universal Fit
  • Package Quantity: 1
  • Product Dimensions: 1.25" (L) x 6.875" (W) x 1.25" (H)
  • Country Of Origin: United States
SaleRank No. #16
Camco ¾" Male Hose Plug with Lanyard | Helps keep Dust and Dirt Out of Your RV's Water System | Easy Installation | (22103)
  • 3/4-inch male hose plug
  • Helps keep dust and dirt out of your water system
  • Comes with an easy to attach lanyard to help stop the loss of the hose plug
  • Easy installation
Rank No. #17
RV Fresh Water Locking Cap,Water Inlet - Gravity Water Inlet Filler Cap with 2 Keys,Stainless Steel Retrofit Leak Proof Caravan Locking Universal Equipment for Camping Trailer Motorhome
  • Gravity water inlet features a bayonet style cap,large diameter for faster fill rate.
  • Lockable,comes with 2 pieces keys,ensure using water safely.​Pipe threads are brass,easy to installation.​
  • Spring and sealed ring design,leak proof and anti loosening.
  • Suitable for RV Camping Trailer Cars.A good and universal replacement for cars.
  • Package: 1 x Water Inlet 2 x Keys.Outer diameter: about 110 mm.
Rank No. #18
THETFORD RV Camper Rubber Inlet/Connector Dust Cap Cover for TV Cable Plate Polar White PN 94208
  • Original Factory Parts/Direct OEM Replacement
  • Made In The USA
  • UV stable/colorfast
  • Used in 301-005-94320
  • 301-005-94320
SaleRank No. #19
EcoSmart ECO 8 Tankless Water Heater, Electric, 8-kW - Quantity 1, 12 x 8 x 4
  • The product is highly durable
  • The product is easy to use
  • Manufactured in China
Rank No. #20
(2-Pack) TonGass Coupler Hose Plugs with Straps (Off-White) - Easy Twist 3/4” MPT Connectors Compatible with Most RV City Water Inlets - Keep Dust and Debris from the Fresh Water System - B Style
  • TONGASS COUPLER HOSE PLUGS (OFF-WHITE) - Always have a spare coupler hose plug on hand with this 2-pack off-white hose plug with a strap. Made of reinforced durable molded plastic designed to last for years. Perfect replacement for rubber plugs
  • WITH MOUNTABLE STRAPS - Never lose your RV hose plugs again! One end of the strap/lanyard connects to the top of the coupler hose plug while the other end has a hole for easy mounting. Simply remove one of the inlet’s mounting screws and insert the lanyard
  • EASY TWIST 3/4” MPT CONNECTORS - Just twist to install and remove. There’s no need for wrenches with the easy-twist hand grip. Most of the RVs exterior fittings are 3/4 inch female NPT connectors and fit perfectly with these 3/4 inch NPT male connectors
  • COMPATIBLE WITH MOST RV CITY WATER INLETS - This is the standard size for original city water inlets on RVs. Note, though, that some freshwater systems do not have a designated mounting hole for the lanyard. Take this into consideration before purchasing
  • KEEP DUST AND DEBRIS FROM THE FRESH WATER SYSTEM - Aside from dust and debris, insects can also crawl up unplugged freshwater system inlets. Damaged hose plugs are no better as they can leak and cause contamination. Our hose plugs with straps will provide you with the security of a leak-free and reliable seal

Last update on 2023-08-07 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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FAQ:

Q: What to do if your RV water cap is missing?

A: Replace a missing or broken cap on your RV’s city water inlet to prevent dirt and debris from getting into the connection.

Q: What kind of valve do you need for an RV water inlet?

A: Lead-free brass valve with 2-7/8″ diameter plastic flange replaces the leaky check valve on your RV. Removable screen filter helps keep debris out of your water system. Fits a 1-1/2″ diameter cutout. Valterra RV Fresh-Water Inlet w/ Lockable Hatch – Brass Check Valve – Gravity Fill – Black City water inlet replaces the existing inlet on your RV.

Q: How does gravity fill water inlet on RV work?

A: The gravity fill water inlet lets you fill your RV’s holding or fresh-water tank. Lockable hatch helps protect water supply. Brass check valve. Install tape and hardware included. Lead-free brass valve with 4-5/8″ diameter metal flange replaces the leaking check valve on your RV.

Q: Can you store fresh water in an RV?

A: Features: Water tank lets you store fresh water on your RV or motorhome Non-toxic material won’t affect taste or smell of water supply Also resists the growth of algae 1-Piece extruded … Perfect for storing fresh water on your RV or motorhome, this non-toxic tank will not alter the taste or smell of your water supply.

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