The Best water tank for rv of 2022 – Reviews & Buying Guide
After hours researching and comparing all models on the market, we find out the Best water tank for rv of 2022. Check our ranking below.
2,795 Reviews Scanned
Rank No. #1
30 Gallon RV Fresh/Gray Water Tank 34" x 18" x 12" - BPA Free (30 Gallon)
- This 30 gallon water tank measures 34" x 18" x 12" (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
- One piece seamless construction - No Seams to burst
- These rotational molded fresh water tanks are made from a high quality durable polyethylene material.
- Stain, corrosion and rust resistant features make them ideal for replacement or OEM installation on RVs, horse trailers or marine products.
Rank No. #2
Class A Customs | 42 Gallon RV Concession Fresh Water Tank with Plumbing Kit & 12 Volt Water Pump | T-4200-BPK-PUMP
- 42 Gallon Fresh Water Holding Tank Manufactured by Class A Customs - Made from NSF Approved Materials - Fresh & Drinking Water Safe WATER TANK MEASUREMENTS: 27.5” Longest Length (not including fittings) x 15.25” x 22.5 - 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 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
- classAcustoms 12 VOLT Fresh Water Pump MODEL # 12V3 - FRESH WATER USE ONLY - OPEN FLOW 11.6LPM / 3.0GPM AMPS 4.0A MAX AMPS 8.0A SHUT OFF PRESSURE 45PSI/3.1 Bar ON-DEMAND PUMP only turns on when senses pressure changes in line 12 VOLT POWER ONLY 110/115/220 volt will damage the unit - READ INSTRUCTION BOOKLER BEFORE INSTALLATION
Rank No. #3
Class A Customs | T-4600 | One (1) RV Fresh Water 46 Gallon Tank, Grey Water
- 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.
- 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.
Rank No. #4
Class A Customs | UM-2000 | One (1) UnderMount 20 Gallon RV Fresh and Gray Water Holding Tank RV Concession
- 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: 48” Longest Length (not including fittings) x 8.5” height x 13” width - 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 water-tight, 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 threaded fittings, metal threads may damage tank fittings
- 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.
Rank No. #5
Class A Customs | T-4000 | One (1) RV Fresh Water 40 Gallon Tank, Grey Water
- 40 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: 39 1/2” Longest Length (not including fittings) x 13” 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.
- 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.
Rank No. #6
ToughGrade RV Water Tank | Water Storage Tank | RV Grey Water Tank | RV Fresh Water Tank (10 Gallon)
- Inlet: 2" Long
- Inlet: 7/8" Internal Diameter (smooth barrel)
- Outlets: Internal diameter 3/8"
- Wall thickness: 1/8"
- Made in the USA
Rank No. #7
Class A Customs | 18 Gallon RV Fresh and Gray Water Holding Tank | T-1800
- 18 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: 23” Longest Length (not including fittings) x 10.5” 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 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.
- 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.
Rank No. #8
Class A Customs | RV Fresh and Gray Water Tank | Combo Pack (30 Gallon & 40 Gallon) | RV Water Holding Tanks
- Combo Pack (ONE) 30 Gallon & (ONE) 40 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
- 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.
- 30 and 40 GALLON EACH 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.
- 30 GALLON TANK MEASUREMENTS 34.5” 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)
- 40 GALLON TANK MEASUREMENTS 39.5” x 13” 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)
Rank No. #9
Class A Customs | Under Mount 30 Gallon RV Concession Fresh and Gray Water Holding Tank | UM-3000
- 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: 48” Longest Length (not including fittings) x 8.5” x 20.5” - 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 FITTINGS: (TWO) 1.5" Female NPT Fitting - fitting is sealed and water-tight, 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 threaded fittings, metal threads may damage tank fittings
- 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.
Rank No. #10
Class A Customs | T-4159 | 41 Gallon Fresh Water Holding Tank RV and Concession Food Truck | Made in The U.S.A.
- 41 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: 71” Longest Length (not including fittings) x 10” x 14.625”- 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)
- 4 Installed Fittings are all in one end of tank (SEE PHOTOS)
- 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.
Last update on 2024-04-28 / Affiliate links / Images from Amazon Product Advertising API
How Do You Buy The Best water tank for rv?
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- Brand Value: Every brand of water tank for rv has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
- Features: What bells and whistles matter for an water tank for rv?
- Specifications: How powerful they are can be measured.
- Product Value: This simply is how much bang for the buck you get from your water tank for rv.
- Customer Ratings: Number ratings grade water tank for rv objectively.
- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their water tank for rv.
- Product Quality: You don’t always get what you pay for with an water tank for rv, sometimes less, and sometimes more.
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We always remember that maintaining water tank for rv information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.
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