The Great Fluval 406 Canister Filter Review

The Great Fluval 406 Canister Filter Review

Fluval is one of the best and well-known brands of filters from Hagen. Any screen with the name of Fluval is always trying to give you the best one. It so longs that you will end up with the perfect filter for your aquarium whenever you get it from Fluval. 

If you want a sizeable external Canister filter, which makes filtering your tank so easy and without any concern, The Fluval 406 Canister filter is the right option and choice to go with you. 

Why you need Fluval 406 Canister Filter?

The Fluval 406 Canister Filter has huge excellent features that as you are about to find out, which makes it one of the best filters for tanks up to 100 gallons in size. Just like all settings comes with Fluval 406 Canister Filter makes it an active filter, that is long-lasting and keep your tank primordial for a long time.

Something about Fluval 406 Canister Filter

The Fluval 406 Canister Filter enhances the advancement of their excellent 405 models and adds many extra benefits, including best filter performance and more straightforward setup, rehearse, and cleaning. The 406 also has minor maintenance necessity and quieter activities than the 405. 

The Fluval 406 Canister Filter is a part of their 06 series that covers 106, 206, and 306. The 406 is the ‘big boy’ of the group, and it can manage aquariums up to 100 gallons without breaking a sweat. It has an excellent flow rate of 383 mph (1450 l/h). Thus, you can know your water is going to be precise.

Inside the box of Fluval 406 Canister Filter

When you bring the Fluval 406 Canister Filter to your home, you will get a lot of components with it. Still, don’t let this threaten you. The manual with instructions that comes with it is clear, so you won’t have to concern about how to set all the different parts together.

A complete list of everything that you will be going to get in the box are listed below:

  • Bio-Foam
  • Bio-Foam Max
  • Bio-Foam + Quick-Clear
  • 70 g carbon
  • Aqua stop Valve
  • Rim Connectors
  • Ribbed Hosing 
  • Intake strainer
  • Intake tube
  • Intake Steam with intake strainer
  • Media basket
  • Media basket cover
  • Media basket handle
  • Pre-Filter basket
  • Output nozzle
  • Suction cup (30 mm)
  • Two rubber hose connectors
  • Instruction manual

Review of Fluval 406 Canister Filter


A filter is an essential tool that is used for an extended period. So getting a solid and sturdy screen is very important. It is effortless to see that it comes with a muscular build on the outside. Its interior is built to match the outside stability too.

It comes with a square shape design, which makes this model hold more water as compared with other ordinary round canister filters like a feature is a perfect addition for those looking to hold more water within a short time.

The design is also helpful for effectively maintain the filtration procedure with the water from the aquarium. This procedure should help for better filtration of the water.


Installation of a Fluval 406 Canister filter is not a very big problem, but if you are a newbie, then you might have some doubts. All of your apprehension would be fly away after getting the 406 models.

The Installation process for this model is so simple and easy. You can complete the whole setup process in no time.

On the other hand, the instruction might not be that easy to understand, but if you follow the images, you can quickly put it together in less time. 

Capacity and Flow Rate

The 406 filters are designed to have the best filtration process, which is called the bottom-top filtration process. The aquarium water will go through the creek; It passed from the filtration media. After that, it will come out from the other side of the filter. 

Now, the question is, how beneficial the method is? It will assure you that it will commit the service most effectively, and it will take a short time.

The filter has a hydraulic motor for increasing the flow rate of filtration. The hydraulic motor helps to reduce the maintenance from the screen at the end of the filtration.

The Fluvial 406 Canister Filter has an Aqua shop Valve, which makes is different and latest from the other models. The valve is excellent to help in maintenance without having to disconnect the central supply pipe.  

The capacity of the filter is fantastic; it can fit in tanks up to 100 gallons. 

Noise Level

No one’s like a noisy aquarium filter and can’t be changed so quickly. But after having the Fluvial 406 Canister filter, you will feel so relax, which provides you a noiseless working situation also.

The manufacturer had to set it separately from its opponents by making it different. Thanks to the sound-dampening design, which helps to reduce the noise level. 

Filtration Procedure

To get clean water, must go through the filtration media. Its square design helps to supply of water for best filtration proficiency. 

The filtration media in this model has a coarse sponge with an additional three media basket. You will get bio, chemical, and mechanical press in the bucket for filtration.

Due to an impressive filtration media, the process would be best for the dingy fish like goldfish, cichlids, and now in the case of turtles.  



  • The complete procedure is striking to many users
  • The AquaStop valve helps to control the water flow easily
  • It has an effective priming technique
  • Due to its high-quality materials, it has a robust built. 


  • The impeller supervises to expand issues after six months
  • After several months it can start to leak.

Remarkable Features of The Fluval 406 Canister Filter That makes the difference

  • It has improved hydraulic motor, which reduces the frequency of maintenance. The flow rates and head pressure are correctly enhanced.
  • It has improved water filtration performance for cleaner and healthier water.
  • Bio-foam media ensures better biological filtration.
  • It has a noise dampening design of impeller, which ensures that the sound remains at least 8-15% undisturbed.
  • The redesigned impeller cover is smaller prone on breakage
  • The re-engineered priming system is so useful for a smooth and easy start.
  • The filter has a potential lift lock clamps for ensuring aa secure closure.
  • The Fluval 406 Canister Filter gives improved security with hose lock nuts.


1. What is the perfect place for the Fluval 406? 

  • Fluval 406 Canister filter should place underneath your fish tank. It should be placed somewhere beneath it. This because the water pressure works better when the screen is underneath, so the filters motor won’t take so much pressure to take water around.

2. Does the Fluval 406 Canister Filter offer you everything to get started correctly?

  • It comes with mechanical, biological, and chemical media. Once you’ve set up your Fluval 406 canister filter with all of its parts, it’s going to work nicely. It comes with the standard filter media, which is perfect for your tank.

Buying Guide

You should keep particular things in your mind before getting a Fluval Canister Filter. These types of filters are perfect for heavily stocked and also support high-level water flow if your tank is more populated than you have to choose a better screen. The Fluval 406 Canister water filter works smoothly in a big tank also. For the best information about the product, you may go on


Though Fluval 406 might have some issues if we overlook it, the product is excellent and recommendable. However, Fluval 406 is the best filter for your aquarium. The overall design keeps the screen active, which means you can run this for a long time. 

So, if you are planning for an aquarium, then Fluval 406 Canister Exterior fish tank filter is the best choice for you. It will help you in all aspects. It is easy to use and maintain. 

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