Fluval 306 Canister Filter Review: Is It Really Worth The Hype?

 An in-Depth Review of Fluval 306: The Best Filter The Industry Has To Offer 

An aquarium is a closed system that accumulates garbage and waste over time, which is turned into a variety of by-products. These by-products are extremely detrimental to fish and the aquarium’s overall health. That is why these dangerous by-products must be filtered away. As a result, it is true to state:

An aquarium’s filter is its beating heart.  

Of course, this only means that you should try to get the best filter for your aquarium that money can buy. Use this Fluval 306 Review to make the right choice when looking for the best canister filter. Every aquarium or fish tank has different requirements, so it’s important to research well before committing to a purchase.

One of the best ways to clean your aquarium is with a Fluval 306 canister filter. It is one of Fluval Aquatics’ top fish tank filters. Fluval, as we all know, is a well-known maker of external aquarium filters. So, if you’re looking for a 70-gallon canister filter, the Fluval canister filter 306 is the finest choice. Let’s explore what this filter has to offer.

 Overview of Fluval 306 Canister Filter 

Fluval is a well-known brand of aquarium items, including filters. Fluval’s canister filters are always excellent, and the quality of this filter stands out even if it is less expensive than others.

This filter performs admirably without sacrificing the quality of the materials. Fluval has improved the motor hydraulic performance, which boosts flow rates by boosting head pressure. Fluval Canister filters are unquestionably quiet, but the Fluval 306 filters feature a sound-dampening impeller design that allows for an 8 to 15% quieter operation.

The Fluval 306 filter has upgraded lift-lock and Aqua-Stop valves for easier installation and security. The filter is simple to set up and maintain, and it comes with a manual to help you along the way. The setup and maintenance of the filter are made much easier by the instruction booklet, which is highly detailed. Furthermore, with the re-engineered priming technique, we found priming to be significantly easier with the Fluval 306 filter. The filter was up and running in seconds after we turned it on in our test.

The Fluval 306 Canister Filter is a member of Fluval’s 06 Series of fish tank filters. It’s designed for aquariums up to 300 liters in volume (approximately 70 gallons). When compared to many other filters on the market, it is noted for its powerful motor technology and ability to run silently. The Fluval 306 Canister Filter is ideal for individuals searching for a high-quality filter that can keep the water in 70-gallon fish tanks crystal pure.

Both freshwater and saltwater aquariums can benefit from the Fluval 306. Its square-shaped container may carry up to 50 percent more water than round-shaped containers of comparable capacity. It makes excellent use of its sound dampening architecture, offering filtration without the large ambient noise that other filtration systems produce. A dual-level foam screen and an input strainer are included with the 306 as well.

The Fluval FX6 is a high-performance canister filter with a slew of unique features that make keeping aquarium fish easier and more convenient than ever before.

The 06 Series improves on previous versions in a number of ways. Notably:

  • A sound dampening impeller that aids in filter noise reduction.
  • The impeller cover has been changed to help with durability, and
  • A better priming process makes the system easier to use.

The priming of previous versions of this filter was problematic. The 06 series appears to have addressed these issues. It’s simple to set up. Simply follow the directions provided or use one of the many YouTube tutorials available to assist you.

Some users have reported that the Fluval 306’s box/packaging looked to have been opened previously. It could have been a refurbished or repaired model, for example. We recommend that you purchase your product directly from Fluval via Amazon to protect its integrity.

Overall, we believe that the 06 Series is a wonderful alternative for pros and enthusiasts alike, despite its high price tag.

This Fluval canister filter has the capability to filter aquariums of about 70 gals. It’s so easy to set up and clean. In short, it’s a product that you can control the amount of pressurized water entering into the unit. The Fluval 306 is a unit that you’ll admire for its performance. It primes the liquid by itself and ensures that it passes through different sections in the filter media to ensure the best output.

And guess what? The media is easy to remove. Of course, what this implies is that you can easily select suitable media for different tasks. In other words, this product provides you with the flexibility to use it in removing any size of sediments in your aquarium.

Also, it will interest you to know that this doesn’t make noise at all even while it’s in use. You can even listen to music on your iPod while supervising it. Unlike those that you can’t trust with your aquarium, the construction of this product has a systematic design in its interior which consists of multi-filters. Not only its interior is unique, but also the exterior. There are rims, connectors, lock clamps, and other advanced technology in the outer part of the machine.

We believe that this product is one of the best easy-to-use canister filters in the world. This is based on the fact that it’s lightweight and has durable plastic tubing with an ergonomic design that makes it unique. Below are some of the links which will help you in purchasing this product.


Fluval 306 External Filter

  • Multi-stage filtration for healthy fresh & saltwater aquariums
  • Suitable for aquariums up to 70 gallons

 Advantages of Fluval 306 Canister Filter 

  • This makes no noise while it’s on the operation.
  • You can easily lug it from one place to another due to its lightweight.
  • Has an ergonomic structure with nice designs.
  • Suitable for aquariums up to 70 US gallons / 300 liters
  • Canisters with a square shape store 35-50 percent more water than canisters with a circular shape of equal capacity.
  • Improved motor performance – less frequent maintenance, higher flow rates, and higher head pressure
  • The sound-dampening impeller makes operating 8-15 percent quieter than prior generations.
  • Aqua-Stop valves are patented for quick hose disconnections.
  • The impeller cover has been redesigned for increased durability.
  • For an easier start-up, the priming system has been redesigned.
  • Lift-lock clamps with a single motion give a more secure closure and easier filter access.
  • For increased security, use hose lock nuts.
  • Made in Italy and suitable for both freshwater and saltwater aquariums.
  • Mechanical, chemical, and biological filters were used.
  • Water contact time with filtration medium is maximized thanks to a complex cleansing path.
  • Multiple media baskets that can be removed
  • Strong Constructed using high-quality fibers.
  • A high flow rate is maintained till the completion of the maintenance cycle.
  • Low power consumption and quiet operation
  • Limited warranty of three years
  • It’s in a rectangular shape with nice edges.
  • Can be used for any kind of tank.
  • It’s highly affordable.
  • The filter media is removable and it also has enough space to accommodate the media that you prefer to use.
  • This unit can be used for a long period of time.

 Cons of Fluval 306 Canister Filter 

What about the disadvantages of the Fluval canister filter 306? Knowing the product’s disadvantages is crucial because it can be utilized as a deciding factor when choosing the best one. I’m not sure how to state what the disadvantages are because I’m confident that it has all of the features. However, it’s possible that the issue here is one of maintenance. When you have unreliable electricity in your home, the motor of the Fluval 306 canister filter may have problems. Another bad side of the product is its pricing. It may be at a bit higher side as compared to others.

 Pros of Fluval 306 Canister Filter 

You will have a good filtration system if you use this Fluval 306, which is ideal for freshwater or saltwater aquariums up to 70 gallons. It has the highest output capacity among the several types of external filtration for aquariums. Furthermore, the Fluval 306 canister uses very little electricity, requiring only 15 watts. There is a chemical and biological stage within this filter. It’s a good stage to provide simple and clean media cleanup. In your aquarium, it is the factor of clear water.

The usage of multi-stage filtering has an impact on this product. This product has progressed nicely.

You will get the most benefits and require the least amount of maintenance by taking advantage of multi-stage filtration. It would be beneficial in providing you with better filtration. Then there’s the quiet option, which provides superb service without the background noise. The quick-charge mechanical media is yet another feature that distinguishes it. It is advantageous to maintain the filtration’s good condition.

 Fluval 306 Canister Filter Accessories Included In The Package 

  1. Foam pads (four)
  2. 2 x 70 g carbon dioxide
  3. Polishing pads (two)
  4. 2 × BioMax 120 g
  5. 2 × Aqua Stop Bio-Foam valve assembly
  6. Hosing with ribs
  7. 2 connectors for rims
  8. Tube for taking in air
  9. Strainer for the intake
  10. Nozzle for the output
  11. 2 connectors made of rubber
  12. Handbook of instructions
  13. Quick start guide

 Fluval 306 Canister Filter Features & Benefits 

The Fluval 06 series of aquarium canister filters, which features a new, more powerful engine, adds to the Fluval filtration line’s power and flexibility. Each Fluval Multi-Stage 06 Series Filter comes with even more user-friendly features, making aquarium filtration even simpler to set up, adjust, and maintain. Furthermore, each filter holds 35-50 percent more volume than comparable spherical canisters and drives filtration through a complicated flow pattern to optimize interaction with filtration material. The unique Aqua-Stop Valve, various filtration baskets, and rim connector assemblies keep your aquarium’s intake and output hoses in place.

Mechanical, chemical and biological filtration media are already packed into many filtering baskets. There are four different sizes to choose from, each with increasing flow rates and filter capacities to fit any small to medium-sized home or business aquarium. With a number of useful features, each Fluval Multi-Stage 06 Series Filter reduces filtration concerns. The Aqua-Stop Valve allows for hose disconnects, and the one-motion lock clamps make cleaning and maintenance a breeze. When you combine the option to tailor filtering with various, replaceable media baskets and adjustable flow rates, you get a canister filter that is both convenient and efficient.

Improved Performance, Quiet Operation, and Easier Start-Up thanks to new advanced motor technology. Multiple filter baskets and rim connector assemblies are included, as well as the unique Aqua Stop Valve. Each filter holds 35-50 percent more volume than comparable circular canisters. There are four different sizes, each with different flow rates and filter capacities. For aquariums up to 300 liters, the Fluval 306 Canister Filter provides full, multi-stage filtration (70 U.S. gallons).

With multi-stage filtration, the Fluval filter 306 performs well. It’s the manufacturer’s most up-to-date technology. This 306 filter will be great to deliver healthy freshness, especially for the saltwater aquarium, because it has multi-stage filtering. This canister is intended for use in an aquarium with a maximum volume of 70 gallons.

The Fluval 306 has a sound dampening impeller design for improved performance. It is also one of the product’s best features. This feature will help to ensure that the machine runs quietly. As a result, no noise will be produced in your aquarium by this equipment.

Then there’s the question of the Fluval 306 canister’s durability. Some aspects are also used to create a long-lasting impression. The Aqua-stop valve is a patented feature of this product. For the assembling matter, there are also various filtration baskets and a rim connector.

 Advanced Motor Technology 

This advanced motor technology makes it functional for self-priming. It’s so strong and durable that you can use it for a long period of time. In fact, you can make micro-bubbles with it.

All you just have to do is to insert the hoses inside the tube partially before clamping them. This action would make your tank to be cloudy though. Also, this technology makes it easy to halt the performance without removing the hose at all. It’s just so easy to make use of.

However, as a new user, you probably may find out that your unit is leaking. All you have to do is lubricate the O-ring of the tube with silicone grease, then re-fix it. It’s just great for anyone to utilize in the maintenance of their aquarium.

 First Class Design 

The major parts of it are made of durable plastic. It has a dimension of 7.6 x 14.5 x 16.2 inches and it weighs 9 pounds. Also, you can find this product in series. The categories that you can find it is 106, 206, 306, and 406. The major difference in the series is their sizes.

This particular unit is rectangular in shape and has three large baskets in it to make it easy for users to insert their desired filter media. Its size is of no equal as each of the baskets holds 35-50% of water more than other products that possess the same size. It also has an ergonomic structure which makes it very usable anywhere. In addition, it’s a dynamic product that is perfect for aquariums that hold up to 70 gallons of water.

 Smooth Performance Guaranteed 

Of course, what would you expect from a canister filter that possesses mechanical, chemical, and biological stages of large spaces? These stages ensure that no sediment nor odor escapes into your tank. It has foams and independent modules that are technically designed to provide you with this great result.

With that being said, your killifish, and other living organisms would definitely survive the environment. It also has Aqua stop valves which you can utilize to run the process without a hose. Even as versatile as it is, you can still enjoy an easy-to-use mechanism as it consists of lids that are easy to lock and unlock. And guess what? It’s lightweight and reliable to use for large tanks also.

The manufacturer, on the other hand, helps by making available a three years warranty. Indeed, if there is only one reason you need to compel yourself to purchase this product, then it should be this. The manufacturer’s customer service is exceptionally friendly. They will provide you all the necessary support that you need.

 Easy-To-Clean Design 

Because the Fluval 06 series filters have baskets to keep the material, cleaning and maintenance are a breeze. Apart from that, this filter has been created with ease of use in mind, reducing the effort required by end-users.

The Aqua Stop valves came in handy during our filter maintenance, keeping water from causing a mess. We were able to quickly restart the filter after replacing the material thanks to the simple locking heads and rapid priming. The Aqua Stop valve allows you to halt the flow of water without having to unhook the hoses. Simply pull the lever to stop the water from spilling and leaking.

You might be wondering if there’s a special list of procedures on how to clean this unit. The answer is no, it has none. You can clean this unit just like you clean any other canister filter. This usually involves:

  • First, unplug the power cord. Then, switch off the valve and remove the water in the tube to ensure that your workplace doesn’t get wet.
  • Once you’re done, you can proceed by unscrewing the tubes.
  • Ensure that you check whether there is little water in the tube before endeavoring to separate them.
  • Afterward, remove the gut and the motor by first unclamping, right at the four sides.
  • You can then get a recommended brushing pad to scour the nooks and crannies of the unit.
  • Of course, you can decide to remove the impeller so that it’ll be meticulously cleaned.
  • Once you’re done cleaning it, you can just proceed by drying it.
  • Then, couple the unit together and begin to make use of it.

 FAQ – Frequently Asked Questions 

 1. Does this unit require an aerated system? 

Answer: The manufacturer didn’t include it in the instruction that you may require one. However, you can use it provided you know how to do it yourself.

 2. Do you mean I can begin to use it immediately when it’s delivered? 

Answer: Of course! It comes with all the accessories that you need to get it started. Also, there is an instruction booklet that comes along with it. You don’t have to bother about solving many puzzles before assembling them. It’s very easy to assemble.

 3. Would this hold its prime perfectly well even when it’s disconnected from the power source just like other units in the series? 

Answer: With Ease! It will. It’s a product that you’ll enjoy using.

 4. How I can reduce the ammonia level in my tank? 

Answer: That’s very simple, all you have to do is to properly change the water. If you find out that there is no tangible change after you have done this, then reduce the number of fishes.

 5. How many units of Fluval 306 canister filter do I need for my 250 US gallon tank? 

Answer: If this is basically used for tanks that contain 70 gallons then you should be gunning for, at least, 4 of this.

  1.  The hoses might become dirty and clogged over time, and that they should be cleaned with a brush that can be placed down the pipe. What should I do? Is it necessary to remove the hoses or is it possible to feed the brush through without them?

Answer: Remove the hoses and complete the task outside, as it can become quite wet and muddy.

 Final Verdict 

After inspecting the Fluval 306 canister filter in-depth, we are confident that this canister will be a good fit for you. This filter’s features will be suitable for your requirements. On the other hand, the ease with which it may be installed may be a factor in your decision. Overall, it is a good filter that anyone should consider buying, as we have covered the many benefits and good features that the Fluval 306 Canister Filter has to offer. 

This review provides adequate information on why you as a potential buyer need the Fluval 306 canister filter. In a nutshell, we encourage you to go for it given its amazing features and benefits. Hopefully, our Fluval 306 review has made your purchasing decision easier. We’re confident you’ll make the right choice. 

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