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Waterbox AIO 20 CubeWaterbox
Nano AIO

AIO 20 Cube

by Waterbox

Waterbox AIO 20 Cube — 20-gallon rimless Starphire cube with filtration integrated in a rear chamber; no sump required for a clean beginner-friendly nano reef setup.

EntryPackageAll-in-oneAll-in-one tank — filtration is built into a rear chamber, no separate sump needed.
Net volume
16 gal (62 L)
Dimensions
18"×18"×16"
Glass
6 mm
Drilled
No
est. from$290
Launched: 2024
Package includes
Filtration
Filter sock
Hardware
Return pump

Items included with the tank. Sump fit is treated as auto-pass when building with a package tank.

The full sheet — every number we check a build against.

Dimensions
L × W × H
18"×18"×16"
Volume
Net (display) volume
16 gal (62 L)
Gross volume
20 gal (76 L)
Glass
Thickness
6 mm
Filtration
Drilled
No
Sump compatible
No
What this tank locks in

Volume drives skimmer rating, return-pump turnover, and light footprint. Picking this tank sets a target of:

≈132 gph
turnover
rated for 26 gal
skimmer rating
covers a 17.7" footprint
lighting footprint

We'll check every part you add against these targets.

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Frequently asked

What are the key specs of the Waterbox AIO 20 Cube?

Net volume: 16 gal (62 L). Dimensions: 18"×18"×16". Glass: 6 mm. Drilled: No.

How much does the Waterbox AIO 20 Cube cost?

The Waterbox AIO 20 Cube starts around $290, though prices vary by retailer — see current offers on this page.

What equipment do I need for the Waterbox AIO 20 Cube?

Based on its volume and footprint, the Waterbox AIO 20 Cube calls for a return pump rated ≈132 gph, a skimmer rated for 26 gal, lighting that covers a 17.7" footprint. Add it to a build on ReefPicker to see every matching part checked against it.