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Best fresh water tank fittings for 2024

When it comes to choosing your fresh water tank fittings, there are hundreds of different choices. In our review, weve considered all the various features youll need to know before buying the best fresh water tank fittings. We hope that through this article, with our comparison table, in-detail review of each product can help you decide which one is your best fresh water tank fittings.

Best fresh water tank fittings

Product Features Editor's score Go to site
Class A Customs | One (1) RV Fresh and Gray Water 30 Gallon Tank | T-3000 Class A Customs | One (1) RV Fresh and Gray Water 30 Gallon Tank | T-3000
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Class A Customs | T-3000-BPK| 30 Gallon Fresh Water Tank & Plumbing Kit RV Concession Class A Customs | T-3000-BPK| 30 Gallon Fresh Water Tank & Plumbing Kit RV Concession
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A.A 42 Gallon RV Fresh/Gray Water Tank 39 A.A 42 Gallon RV Fresh/Gray Water Tank 39" x 18" x 14" - BPA Free (42 Gallon)
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Unisex 5.5 oz., 100% Ringspun Cotton Garment-Dyed Tank L FRESHWATER Unisex 5.5 oz., 100% Ringspun Cotton Garment-Dyed Tank L FRESHWATER
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Universal Fresh Water Fittings Installation Kit | Includes Sensors | RV Water Tanks | Fresh Gray Water | Gray Water Tank Installation Kit Universal Fresh Water Fittings Installation Kit | Includes Sensors | RV Water Tanks | Fresh Gray Water | Gray Water Tank Installation Kit
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RecPro 66 Gallon RV Water Tank 64 RecPro 66 Gallon RV Water Tank 64" x 29" x 9" | 3226 | Fresh Water Tank | Gray Water Tank | Includes Fittings Kit | Made in America
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Class A Customs | RV Fresh and Gray Water Tank | Combo Pack (13 Gallon & 16 Gallon) | RV Water Holding Tanks Class A Customs | RV Fresh and Gray Water Tank | Combo Pack (13 Gallon & 16 Gallon) | RV Water Holding Tanks
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Class A Customs | T-4600-BPK| 46 Gallon Fresh Water Tank & Plumbing Kit RV Concession Class A Customs | T-4600-BPK| 46 Gallon Fresh Water Tank & Plumbing Kit RV Concession
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Class A Customs | T-2000-BPK| 20 Gallon Fresh Water Tank & Plumbing Kit RV Concession Class A Customs | T-2000-BPK| 20 Gallon Fresh Water Tank & Plumbing Kit RV Concession
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A.A Fresh Water Tank Accessory Hose Connection Kit - RV, Concession, Trailer, Camper A.A Fresh Water Tank Accessory Hose Connection Kit - RV, Concession, Trailer, Camper
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1. Class A Customs | One (1) RV Fresh and Gray Water 30 Gallon Tank | T-3000

Feature

30 Gallon Fresh or Gray Water Holding Tank Manufactured by Class A Customs - Made from NSF Approved Materials - Fresh & Drinking Water Safe - Can be used for Fresh or Gray Water Storage
WATER TANK MEASUREMENTS: 34.5 Longest Length (not including fittings) x 12 x 17.5 - Tank can sit on any side - rotate tank to change height or width Average Thickness 7/32 +/- Please view photos. (Due to the manufacturing process +/- .25" on each measurement)
TANK BUILT-IN TANK BUILT-IN FITTINGS: (TWO) 1.5" Female NPT Fitting - fitting is sealed and watertight, to use remove membrane with razor knife (TWO) .5" Female NPT Fitting - fitting is open DO NOT over-tighten fitting damage will occur, use plastic connecting fittings as metal will damage threads.: (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 make a sealed connection with a garden hose directly to tank, this is a pressurized connection and will cause tank to explode causing damage. For filling tank it is recommended to use a fill dish or other gravity process.
Great extra water storage in RV, pop-up camper, off-road vehicles, concession trailers, hot dog carts, smaller food vendors and portable hand washing sinks. Class A Customs Manufactures this item in the USA in Elkhart, Indiana. Tanks are made in a warehouse clean each tank prior to use to remove any debris, scuffs or marking from the manufacturing process.

2. Class A Customs | T-3000-BPK| 30 Gallon Fresh Water Tank & Plumbing Kit RV Concession

Feature

30 Gallon Fresh or Gray Water Holding Tank Manufactured by Class A Customs - Made from NSF Approved Materials - Fresh & Drinking Water Safe - Can be used for Fresh or Gray Water Storage
WATER TANK MEASUREMENTS: 34 1/2 Longest Length (not including fittings) x 12 x 17 1/2 - Tank can sit on any side - rotate tank to change height or width Average Thickness 7/32 +/- Please view photos. (Due to the manufacturing process +/- .25" on each measurement)
TANK BUILT-IN FITTINGS: (TWO) 1.5" Female NPT Fitting - fitting is sealed and watertight, to use remove membrane with razor knife (TWO) .5" Female NPT Fitting - fitting is open DO NOT over-tighten fitting damage will occur, use plastic connecting fittings as metal will damage threads.
NON-PRESSURIZED TANK: tank must be vented allowing air in and out during use. DO NOT make a sealed connection with a garden hose directly to tank, this is a pressurized connection and will cause tank to explode causing damage. For filling tank it is recommended to use a fill dish or other gravity process.
BASIC PLUMBING KIT INCLUDES - (TWO) 0.5 Hose Barb to 0.5 Male Pipe Thread Adaptor (FOUR) 0.5 Hose Clamp (ONE) 1.25 Hose Barb to 1.5 Male Pipe Thread Adaptor (TWO) 1.5 Hose Clamps (ONE) 1.5 Male Pipe Thread PVC Male Adaptor (ONE) 5ft. Section of 0.5 ID Vent/Draw Hose (ONE) 5ft. Section of 1.25 ID (1.375 OD) Fill Hose

3. A.A 42 Gallon RV Fresh/Gray Water Tank 39" x 18" x 14" - BPA Free (42 Gallon)

Feature

This 42 gallon water tank measures 39" x 18" x 14" (not including fittings)
All tanks come with (1) 1.25" water fill inlet and (3) 3/8" NPT connections. Non-Pressurized Tank - The tank must be vented
These rotational molded fresh water tanks are made from a high quality durable polyethylene material.
One piece seamless construction - No Seams to burst
Stain, corrosion and rust resistant features make them ideal for replacement or OEM installation on RVs, horse trailers or marine products.

4. Unisex 5.5 oz., 100% Ringspun Cotton Garment-Dyed Tank L FRESHWATER

Feature

5.5 oz. 100% cotton ring-spun cotton
Enzyme washed for ultimate softness
Proprietary process minimizes dye migration
Twill shoulder to shoulder neck tape

5. Universal Fresh Water Fittings Installation Kit | Includes Sensors | RV Water Tanks | Fresh Gray Water | Gray Water Tank Installation Kit

Feature

This comprehensive kit was designed to fit most tank builds in RVs and food trucks. A selection of self-sealing rubber grommets and water level sensors come with the package that will make installation a breeze. No chemicals, sealants, or other parts are required to make this kit work. Drill the hole, place the grommet, insert your PEX or PVC, and youre ready to go. It is just that simple!
Fresh water fittings kit
includes sensors

6. RecPro 66 Gallon RV Water Tank 64" x 29" x 9" | 3226 | Fresh Water Tank | Gray Water Tank | Includes Fittings Kit | Made in America

Feature

64" x 29" x 9"
66 gallon RV Water Tank
Includes fittings kit
Made in America

7. Class A Customs | RV Fresh and Gray Water Tank | Combo Pack (13 Gallon & 16 Gallon) | RV Water Holding Tanks

Feature

Combo Pack of RV Fresh & Gray Water Tanks, 13 Gallon & 16 Gallon
NSF Certified MATERIALS used for manufacturing process -- ALL PARTS of tank made with NSF International NSF/ANSI Std 61 approved Medium Density Polyethylene (MDPE) Resin with UV-8 stabilization -- The tank and fittings are both made out of this material.
The 13 and 16 gallon tanks each have two 1/2" female NPT fittings (fitting will be closed, to use remove inner membrane with razor knife) and two 1 1/2" female NPT fittings (fitting is not closed, this fitting is completely open)
13 Gallon Tank measurements - 21" x 16" x 9" (+/- .25")
16 Gallon Tank measurements - 25 1/4" x 17 1/4" x 10 1/2" (+/- .25")

8. Class A Customs | T-4600-BPK| 46 Gallon Fresh Water Tank & Plumbing Kit RV Concession

Feature

46 Gallon Fresh or Gray Water Holding Tank Manufactured by Class A Customs - Made from NSF Approved Materials - Fresh & Drinking Water Safe - Can be used for Fresh or Gray Water Storage
WATER TANK MEASUREMENTS: 42 Longest Length (not including fittings) x 14 x 18 - Tank can sit on any side - rotate tank to change height or width Average Thickness 7/32 +/- Please view photos. (Due to the manufacturing process +/- .25" on each measurement)
TANK BUILT-IN FITTINGS: (TWO) 1.5" Female NPT Fitting - fitting is sealed and watertight, to use remove membrane with razor knife (TWO) .5" Female NPT Fitting - fitting is open DO NOT over-tighten fitting damage will occur, use plastic connecting fittings as metal will damage threads.
NON-PRESSURIZED TANK: tank must be vented allowing air in and out during use. DO NOT make a sealed connection with a garden hose directly to tank, this is a pressurized connection and will cause tank to explode causing damage. For filling tank it is recommended to use a fill dish or other gravity process.
BASIC PLUMBING KIT INCLUDES - (TWO) 0.5 Hose Barb to 0.5 Male Pipe Thread Adaptor (FOUR) 0.5 Hose Clamp (ONE) 1.25 Hose Barb to 1.5 Male Pipe Thread Adaptor (TWO) 1.5 Hose Clamps (ONE) 1.5 Male Pipe Thread PVC Male Adaptor (ONE) 5ft. Section of 0.5 ID Vent/Draw Hose (ONE) 5ft. Section of 1.25 ID (1.375 OD) Fill Hose

9. Class A Customs | T-2000-BPK| 20 Gallon Fresh Water Tank & Plumbing Kit RV Concession

Feature

20 Gallon Fresh or Gray Water Holding Tank Manufactured by Class A Customs - Made from NSF Approved Materials - Fresh & Drinking Water Safe - Can be used for Fresh or Gray Water Storage
WATER TANK MEASUREMENTS: 32 1/2" Longest Length (not including fittings) x 11 3/4 x 11 3/4 - Tank can sit on any side - rotate tank to change height or width Average Thickness 7/32 +/- Please view photos. (Due to the manufacturing process +/- .25" on each measurement)
TANK BUILT-IN FITTINGS: (TWO) 1.5" Female NPT Fitting - fitting is sealed and watertight, to use remove membrane with razor knife (TWO) .5" Female NPT Fitting - fitting is open DO NOT over-tighten fitting damage will occur, use plastic connecting fittings as metal will damage threads.
NON-PRESSURIZED TANK: tank must be vented allowing air in and out during use. DO NOT make a sealed connection with a garden hose directly to tank, this is a pressurized connection and will cause tank to explode causing damage. For filling tank it is recommended to use a fill dish or other gravity process.
BASIC PLUMBING KIT INCLUDES - (TWO) 0.5 Hose Barb to 0.5 Male Pipe Thread Adaptor (FOUR) 0.5 Hose Clamp (ONE) 1.25 Hose Barb to 1.5 Male Pipe Thread Adaptor (TWO) 1.5 Hose Clamps (ONE) 1.5 Male Pipe Thread PVC Male Adaptor (ONE) 5ft. Section of 0.5 ID Vent/Draw Hose (ONE) 5ft. Section of 1.25 ID (1.375 OD) Fill Hose

10. A.A Fresh Water Tank Accessory Hose Connection Kit - RV, Concession, Trailer, Camper

Feature

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.

Conclusion

By our suggestions above, we hope that you can found the best fresh water tank fittings for you. Please don't forget to share your experience by comment in this post. Thank you!

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