Seapora Overflow Box Nano
The Seapora Nano Overflow Box transforms your standard aquarium into a reef-ready system with a simple, effective design. Featuring a hang-on-tank setup, this acrylic overflow includes a foam cylinder, nylon tube, screw, and a 0.75″ bulkhead for reliable water flow and stable water quality.
Designed for beginners and hobbyists, the Nano Overflow Box is ideal for smaller tanks up to 30 gallons. It ensures consistent water circulation and helps maintain optimal conditions for marine life.
| Specification | Details |
|---|---|
| Material | Acrylic |
| Overflow Type | Hang-on-tank |
| Includes | Foam cylinder, nylon tube, screw, 0.75″ bulkhead |
| Compatible Tank Size | Up to 30 gallons |
FAQ
Can the Seapora Nano Overflow Box be used in a saltwater reef tank?
Yes, the Seapora Nano Overflow Box is designed for use in reef-ready tanks and helps maintain stable water conditions suitable for marine life.
Is the overflow compatible with all tank sizes?
The overflow is suitable for tanks up to 30 gallons. It is not recommended for larger tanks without additional modifications.
Does the overflow come with all necessary fittings?
Yes, the package includes a foam cylinder, nylon tube, screw, and 0.75″ bulkhead.

Abigail Allan –
Easy to install and fits perfectly in my 20-gallon tank. The water flow is steady and my corals have shown healthy growth since I installed it. Great for beginners.
Kimberly Clark –
Works well with my saltwater setup. The acrylic is clear and the foam cylinder helps with smooth water flow. A reliable addition to my aquarium system.
Benjamin Vaughan –
Installed it in a few hours without any issues. The overflow maintains good water quality and keeps my tank stable. Highly recommend for small reef tanks.