





AIO 20 CUBE
The AIO (All‑In‑One) series offers a compact, integrated solution that houses the filtration chambers, overflow, and return within the aquarium for a clean, minimalist setup. Ideal for both beginner and experienced aquarists, AIO tanks range from 20 to 65 gallons and come equipped with adjustable nozzle returns, filter socks, carbon pellets, ceramic rings, and in smaller models, included pumps. Built with sturdy cabinetry in sleek white/black/aspen finishes, they deliver performance and style in one package.
What's Included
Product Specifications
Dimensions: x x
Height with Cabinet:
Display Volume:
Total System Volume:
Glass Thickness:
For more detailed information click here.
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QuickShip Aquariums
Don’t want to wait for your dream aquarium? With our QuickShip Aquariums, you won’t have to. These select systems are in stock and ready to leave our warehouse within 3–5 business days of your order.
That means your new Waterbox can be on its way to you in less than a week, so you can start building the aquarium you’ve always imagined—faster than ever before.
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Standard Aquarium Lead Times
At Waterbox, every aquarium system is carefully built, packed, and shipped to ensure it arrives safely to your door. These aquariums ship with standard lead times.
For standard aquariums you can expect it to ship within 4-6 weeks. In many cases, orders are fulfilled and shipped sooner as inventory becomes available.
We'll send tracking information as soon as your order is on its way. Rest assured, your system is reserved and will be shipped in the order it was received.
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Estimates Only
All shipping timelines provided are estimates only and may vary based on overall demand, seasonal holidays, and logistics factors such as freight capacity or international cargo ship delays. Please note that shipping speeds are calculated in business days and do not include weekends or holidays.
Brilliance in an All-In-One Package
With an ultra-clear glass the AIO series are ideal nano and small sized aquariums.

A closer look at the display.
Great for Saltwater and Freshwater
Ideal for both freshwater and saltwater setups, these aquariums integrate filtration and circulation into a seamless system—making them the perfect choice for beginners seeking simplicity and professionals demanding performance.
Pairs perfectly with FLED Lighting system.
Rear Side To Side Filtration
Water is directed across the full width of the rear filtration system, first passing through filter socks, then into spacious chambers designed to accommodate a variety of filtration media for maximum efficiency.


A closer look at the filtration.
Strength & Stability
Waterbox furniture is designed to elevate your living spaces with our first in class cabinetry and finishes. Available in white, black, or aspen.

A close look at the cabinetry.
Set up is easy, the tank looks great. I would recommend this product to anyone in search of a 25 gal tank.
— Jerome K.
Love it. Wish I had picked this tank my first go around looking for a peninsula nano tank. Good value too.
— Christopher B
Great over all experience, excellent tank for beginners.
— Myron T.

3 Year Waterbox Warranty
Waterbox Aquariums® warrants your product against defects in materials and workmanship for a period of 3 years, valid from the original date of purchase.























