Best Refugiums Reviews – Every Thing You Need To Know

What is an Aquarium Sump or Refugium?

How to Select a Refugium?




Acrylic vs. Glass

Acrylic vs. PVC


Ease of Installation

Low Noise

Below Are the Different Types Of Best Refugiums Reviewed

1. Marina Hang-On Breeding Box


  • This is a completely safe & secure fish tank for breeding, and acclimating fish.
  • It is made with space-saving.
  • This can be used for multiple purposes.
  • It can be easily installed on the outside of aquarium.
  • It is available at a very affordable price.


  • There is a problem of outflow due to big space.

Just box to create a refugium or a breeding colony is enough and this product proves it. You can build a very successful and isolated environment for your sensitive fishes with this single box attachment.

It hangs on to the outside of the aquarium frame and does not overweight it on any pressure point. It is also a multi-purpose holding box which includes purposes from breeding and refugium to isolating and acclimatizing the fishes to a new tank.

2. ​Aqueon ProFlex Sump Model 1, 44-55-Gallon


  • It has three chambered system that offers better filtration flexibility.
  • It is made with highly durable acrylic material.
  • It has very clean-line design.
  • It comes with a lifetime warranty against leaks.
  • Less noisy and suitable for both freshwater and saltwater use.


  • It’s set up is quite hard.
  • It is very expensive.

It can be set up as a refugium, berlin or wet/dry filtration system. The filtration process is super quiet and does not disturb the habitat of the fishes.

The design is clean and every process can be seen by the user for better transparency and supervision. The device is induced with easy sump modifications for a custom set up too.

This refugium kit can hold up to 50 gallons of water and is efficient for larger tanks too in due intervals with a combo of hose gravel vacuum. Also have a look at the best gravel cleaner in the market.

3. ​​Eshopps AEO15005 Refugiums for Aquarium R-200


  • ​It comes with a micron bag.
  • ​This is designed with skimmer compartments.
  • ​It is made of foam.
  • ​It increases tanks stability and performance in many ways.


  • This is very expensive.
  • Some buyers have complained that this tank has leakage problem.

This is an already built refugium kit. It comprises of all the compartments from isolation to breeding. The three compartments are well divided with a micron bag.

It is best for sensitive and isolated fishes. This refugium can also b converted into a normal tank after the needs are met. The skimmer compartment has the flooring made of foam to get better results.

It is quite easy to clean because of the non-sticky material of the frame. The kit is altogether cheaper than the products used to create an aquarium individually.

My Pick

In my opinion, the best one is Marina Hang-on Breeding Box. It is a very safe and secure breeding box that is available at a very affordable price.

This is specifically designed for breeding, and acclimatizing. It acts a perfectly suitable nursery for live bearer fish and also makes view and maintenance easy.

It properly circulates warm and oxygenated water through the breeding box by using an air pump. Moreover, there is no need of additional heaters and filters.


[Revised and Updated for July, 2019]
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Written by Debra Hutchinson, founder of FishXperts

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