The 5 Best plastic Water Tanks For Trailer (2023 reviews)

It is important to have the well suited plastic water tank for trailer. In the following post, we will help you to select the best plastic water tank for trailers.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: classacustoms plastic Water Tank For Trailer READ REVIEW

Best For truck bed: Buy: Recpro plastic Water Tank For Trailer READ REVIEW

Best For home: Buy: Class A Customs fuel Tank READ REVIEW

Best For van: Buy: Class A Customs plastic Water Tank For Trailer READ REVIEW

Best For Caravan: Buy: Koxuyim plastic Water Tank For Trailer READ REVIEW

Best Overall: classacustoms plastic Water Tank For Trailer

Buy on Amazon

The look and feel of this tanks are consistent with the high quality we're used to from the rest of Classacustoms's lineup. This style of water tank must be vented allowing air to move in and out when filling and emptying the tank. It is designed for stock fresh water tank set-up using a fill dish. The two smaller fittings are open, while the two 1 1/2" fittings are threaded but sealed with a thin membrane that can be cut out. It is great as backup water for dry camping.

The tank is very sturdy and the fittings work great. It can be used with a 1.5" gray fitting and fill dish.

• Works great, has different connection options
• Inputting through regular harden hose with mip-adapter
• Creamy white in color so you can see waterline through tank

Best For truck bed: Recpro plastic Water Tank For Trailer

Buy on Amazon

The recpro plastic water tank for trailer should be able to handle its purpose and duties with ease. It can be used as a boat water tank. It’s made for fresh water. It’s ribbed and made for RV tanks. It will fit in a pick up truck bed. The tank has 3 outlets and 3 of the outlets have threaded plugs, so you should not have issues. It’s full of bits of plastic. The tank can be laid on any of its sides. It’s good, and it fits good under the bus in the storage compartment.

• Water supply for showers, kitchen, and sink
• Sturdy plastic manufactured for long-life and to prevent contamination
• Keeps water fresh and contaminate free
• Constructed to fit most rv, camper, food truck, and concession trailer water bays

Best For home: Class A Customs fuel Tank

Buy on Amazon

We would, of course, be remiss if we didn't mention class a customs fuel tank for regular usage. It is perfectly for a sprinter gray water tank on the driver side. It fits perfectly in the space between the fuel tank and side frame rail on. The tank measures 45"x 8" x 12" and has a slight drop for the run off. It is flat on the bottom, no slant. There are Pre-threaded spots you can puncture out on both ends top and bottom to use as you see fit, but no fittings with it.

The tank must be vented allowing air in and out during use. It is incredibly easy with some plus nuts, a bit of welding and some metal.

• Perfect for front of 1966 airstream tradewind
• Great quality, super easy to install
• One of the new comers and featured product

Best For van: Class A Customs plastic Water Tank For Trailer

Buy on Amazon

The plastic is different for sewage holding tanks, thicker. It is recommended to use a fill dish or other gravity process. The small openings come with caps and the large openings are threaded but sealed and will have to be cut open if you want to utilize them.

The tank comes with female fittings made into the tank and it has a piece of plastic in the center you have to cut out. It is made in a warehouse to clean each tank prior to use to remove any debris, scuffs or marking from the manufacturing process. The tank must be vented allowing air in and out during use.

• Good investment for long term
• Lot of satisfied buyers

Best For Caravan: Koxuyim plastic Water Tank For Trailer

Buy on Amazon

We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate tank. The koxuyim plastic water tank for trailer is exactly that - it's a simple tank that hits all the right notes. It comes with a sealing cover universal fit for rv/caravan/truck/trailer 75l.

• Food grade sgs approved，suitable for storing drinking water
• Plastic water tank with sealing cover universal fit for rv/caravan/truck/trailer 75l
• Good brand reputation