10 BEST FRESHWATER TANKS & INLETS for sale in 2024 – compare between the best freshwater tanks & inlets on sale.

Rank Product Rating
1
Valterra White Gravity Fresh Water Fill Hatch Inlet RV Trailer
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110 Reviews
Product Highlights
  • Parts are constructed with UV stabilized Plastic
  • Bayonet style cap
  • 1/2" air vent for faster fill rates
  • 1 1/4" barn connection

$8.94
2
Valterra BLACK Gravity Fresh Water Fill Hatch Inlet RV Trailer
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Product Highlights
  • Parts are constructed with UV stabilized Plastic
  • Bayonet style cap
  • 1/2" air vent for faster fill rates
  • 1 1/4" barn connection

$7.20
3
A.A Fresh Water Tank Accessory Hose Connection Kit - RV, Concession, Trailer, Camper
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Product Highlights
  • This Accessory hose kit includes all the hoses required for use with a standard fresh water tank.
  • (1) Water fill intake with large hose fitting and cover, (1) Drainage hose spigot, (2) Large hose clamps for water fill, (5) Small hose clamps for the other hoses, and (3) Small hose fittings/barb-to-screw adapters.
  • (1) 60" long clear hose is used for air and drainage, (1) 36" large ribbed hose is for water filling, (1) 18" reinforced hose goes to your water pump
  • Fits standard tanks with 1.25" water fill port and 3/8" NPT connections.

$36.99
4
Automotive Authority LLC 1.25' Fill Hose with Flats for RV Concession Fresh Water Tank - Marine, Boats, Campers, Trailer, RVs, Concession (3 Feet)
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9 Reviews
Product Highlights
  • 1-1/4" ID Fill Hose with Flats (3 Foot Length) - The last picture shows a 10 ft roll and does not represent shorter lengths - The length will be within +/- 3"
  • This 1-1/4" hose with flats is to be used with hose clamps to connect RV gravity water fill with the RV water tanks (no clamps included). The flats allow for easy clamping.
  • Made from ethylene copolymer (great flexibility with no kinking)
  • IAPMO approved, Heavy duty construction

$13.99 $7.49
5
Class A Customs | Under Mount 30 Gallon RV Concession Fresh and Gray Water Holding Tank | UM-3000
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Product Highlights
  • 30 Gallon Fresh or Gray Water Holding Tank Manufactured by Class A Customs - BPA FREE - NSF Approved Materials - Fresh & Drinking Water Safe - Can be used for Gray Water Storage
  • WATER TANK MEASUREMENTS: 48” Longest Length (not including fittings) x 8.5” height x 20.5” width Average thickness 7/32” +/- (+/- .25" on each measurement) Designed to fit between the cross members of trailers
  • TANK BUILT-IN FITTINGS: (TWO) 1.5" Balloon Style Threaded Female NPT Standard - fitting will be closed, to use remove inner membrane with razor knife (TWO) .5" Threaded Female NPT Standard - open fitting, unsealed
  • NON-PRESSURIZED TANK: tank must be vented allowing air in and out during use. DO NOT hook garden hose directly to tank doing so will cause tank to explode resulting in damage.

$68.99
6
RecPro RV 39 Gallon Fresh Water Holding Tank for Campers, Trailers and RV Tank with Sensors
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Product Highlights
  • The uniform thickness of the tanks makes them much more durable than the traditional rotational molded and thermoformed varieties
  • Blow-molded HDPE tanks are an integral component to all recreational vehicles
  • Tanks are built to standards specified by IAPMO (International Association of Plumbing and Mechanical Officials) and the Canadian Standards Association
  • 27.7 Width x 53.5 Length x 7.5 Height Holding Tank 39 - Gallon, Blow-molded with 1 Inch Coupling

$204.95
7
Class A Customs | T-1600 | One (1) RV Fresh Water 16 Gallon Tank, Grey Water | NSF/CSA Approved
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Product Highlights
  • 16 Gallon Capacity Fresh Drinking Water Safe Holding Tank Manufactured by Class A Customs - NSF CSA Approved & BPA FREE - Fresh & Drinking Water Safe
  • WATER TANK MEASUREMENTS: 26” Longest Length (not including fittings) x 9” x 16” (rotate tank to change height or width) Average thickness 7/32” +/- (+/- .25" on each measurement)
  • BUILT-IN FITTING: (TWO) 1½ " Dia screw in balloon fitting (threaded female - NPT Standard) fitting will be closed, to use remove inner membrane with razor knife (TWO) ½ " Dia screw in fittings (threaded female - NPT Standard)
  • NON-PRESSURIZED TANK: you will need to vent this tank to use it, letting air in and out during use. Do NOT hook garden hose to tank use a fill dish.

$39.95
8
Water Inlet Leak Proof Motorhome Easy Install Retrofit With Keys Caravan Locking Gravity Filler Cap PP Sealing Modification Camping Trailer
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Product Highlights
  • Gravity water inlet features a bayonet style cap,large diameter for faster fill rate.
  • Lockable,comes with 2 pieces keys,ensure using water safely.
  • Spring and sealed ring design,leak proof and anti loosening.
  • ​Pipe threads are brass,easy to installation.​

$17.99
9
Valterra A0120SVP Carded Gravity Water Inlet Cap, White
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23 Reviews
Product Highlights
  • 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

$13.84
10
Class A Customs | 30 Gallon RV Concession Fresh Water Tank with 12 Volt Water Pump | T-3000-PUMP
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Product Highlights
  • 30 Gallon Fresh or Gray Water Holding Tank Manufactured by Class A Customs - BPA FREE - NSF Approved Materials - Fresh & Drinking Water Safe - Can be used for Gray Water Storage ||WATER TANK MEASUREMENTS: 34 1/2” Longest Length (not including fittings) x 12” x 17 1/2” (rotate tank to change height or width) Average thickness 7/32” +/- (+/- .25" on each measurement)
  • TANK BUILT-IN FITTINGS: (TWO) 1.5" Balloon Style Threaded Female NPT Standard - fitting will be closed, to use remove inner membrane with razor knife (TWO) .5" Threaded Female NPT Standard - open fitting, unsealed
  • NON-PRESSURIZED TANK: tank must be vented allowing air in and out during use. DO NOT hook garden hose directly to tank doing so will cause tank to explode resulting in damage.
  • NEWMAO 12 VOLT FRESH WATER PUMP | on demand diaphragm pump | MODEL # NMDP33-G30-45-12 || READ INCLUDED INSTRUCTIONS BEFORE INSTALLATION / USE

$126.15

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