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The Best grey water storage tank of 2022 – Reviews & Buying Guide

After hours researching and comparing all models on the market, we find out the Best grey water storage tank of 2022. Check our ranking below.

2,836 Reviews Scanned

Rank No. #1
Camco Rhino 21-Gallon Portable Camper / RV Tote Tank - Features Large Heavy-Duty No-Flat Wheels & Low Drain Hole - Includes Removable Steel Tow Adapter, 3’ RV Sewer Hose & More RV Accessories (39002)
  • RV Essentials: The Camco Rhino RV camper waste holding tank is a 21-gallon portable solution and camper must-have for efficient waste management. Our RV tote tank is a top choice in camper accessories, great for when you're too far from the dump stati
  • Effortless Waste Transport: Haul your waste with ease. Our portable waste holding tank for RVs includes no-flat wheels built for any terrain, an oversized handle for easy maneuverability, & steel towing adapter for towing behind trucks or golf carts
  • All-in-One Kit: This tote tank kit includes a 3-foot RV sewer hose with swivel bayonet and lug fittings, a clear elbow with a 4-in-1 adapter for secure dump station connections, and a double swivel bayonet elbow for easy hooku
  • Rugged and Reliable: Built to endure the demands of life on the road, this portable RV waste tank portable is designed to support you in all your adventures. Our durable UV-stabilized HDPE RV tank is leak-proof and resistant to sun damage
  • All-in-One Kit: This RV tote tank kit includes everything you need for a quick sewer hookup. The 3-foot RV sewer hose, clear elbow with a 4-in-1 adapter, and double swivel bayonet elbow provide an easy and secure connection at the dump statio
Rank No. #2
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. #3
Class A Customs | 16 Gallon RV Concession Fresh and Gray Water Tank | T-1600
  • 16 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: 26” Longest Length (not including fittings) x 9” x 16” ” - 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
Camco Rhino 28-Gallon Portable Camper / RV Tote Tank - Features Large Heavy-Duty No-Flat Wheels & Built-In Gate Valve - Removable Steel Tow Adapter, 3’ RV Sewer Hose & More RV Accessories (39004)
  • SIMPLIFY RV WASTE DISPOSAL: Make waste disposal hassle-free with Camco's portable waste tank. Easily transport waste from your RV black water tank to a dump station— perfect for when you're parked far away & your RV sewer hose won't reach.
  • EFFORTLESS TRANSPORT: Haul your waste with ease with no-flat wheels built for any terrain, an oversized handle for easy maneuvering, & a steel tow adapter for effortless towing behind a truck or golf cart.
  • TOUGH & RELIABLE: Measuring 14 ½″ (L) x 24″ (W) x 44″ (H) and weighing 43 lb, this RV essential is constructed from durable, UV-stabilized blow-molded HDPE. It withstands outdoor use without leaks or sun damage.
  • PATENTED DESIGN MADE IN THE USA: Rhino Tote Tanks are proudly manufactured in the USA with premium materials for unmatched durability. The patented design ensures exceptional craftsmanship and quality.
  • RV TOTE TANK FEATURES: Rhino’s 28-Gallon Tote Tank is equipped with (2) oversized wheels, a large handle, tank rinser, ladder hook, and gate valve for easy use.
Rank No. #5
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. #6
Barker 10893 Tote Tank - 10 Gallon Capacity , Blue
  • 11 pounds empty
  • Blow-molded polyethylene construction and quality zinc plated steel brackets throughout
  • Extra large, heavy-duty wheels and standard bayonet fittings included on all tanks except 5 Gallon size
  • All original Tote-Alongs come completely assembled
Rank No. #7
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. #8
Class A Customs | T-1000 | One (1) RV Fresh Water 10 Gallon Tank, Grey Water
  • 10 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: 19” Longest Length (not including fittings) x 9” x 14” - 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. #9
Class A Customs | RV Fresh and Gray Water Tank | Combo Pack (40 Gallon & 46 Gallon) | RV Water Holding Tanks
  • Combo Pack of RV Fresh & Gray Water Tanks, 40 Gallon & 46 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.
  • TANKS 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
  • 40 Gallon Tank Measurements - 39 1/2" x 18" x 13" (+/- .25")
  • 46 Gallon Tank Measurements - 42" x 18" x 14" (+/- .25")
Rank No. #10
Class A Customs | T-2000 | One (1) RV Fresh Water 20 Gallon Tank, Grey Water
  • 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: 32.5” Longest Length (not including fittings) x 11.75” x 11.75” - 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.

Last update on 2024-05-05 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best grey water storage tank?

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Potential sources can include buying guides for grey water storage tank, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible grey water storage tank. Make sure that you are only using trustworthy and credible websites and sources.

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  1. Brand Value: Every brand of grey water storage tank 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.
  2. Features: What bells and whistles matter for an grey water storage tank?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your grey water storage tank.
  5. Customer Ratings: Number ratings grade grey water storage tank objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their grey water storage tank.
  7. Product Quality: You don’t always get what you pay for with an grey water storage tank, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an grey water storage tank is should be an indication of how long it will work out for you.

We always remember that maintaining grey water storage tank 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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