Best Hang On Back Filter: Top Choice From 70 to 110 Gallon Fish Tank

Keeping your aquarium clean is not only crucial, but it saves you money. You don’t have to deal with sick fish of contaminated aquarium water. This makes aquarium filters an essential accessory when you have an aquarium. There various types of aquarium filters in the market.

Hang on back filter (HOB filter) is one of the widely used aquarium filters. However, every day, new aquarist enthusiasts join the club and raise the demand for aquarium material. The market is chaotic because there are so many brands and many different types of aquarium accessories, such as aquarium filters.

It has made it a real headache and time consuming getting the best aquarium accessory you need. In this article, we are going to look at the best hang on back filter and how to get one that suits your needs.



A medieval decorated small aquarium

Best Hang On Back Filter List To Reviews


Fluval C Power Filter

3.7 of 5 Stars

MarineLand Penguin 350 BIO-Wheel Power Filter

4.1 of 5 Stars

Aqua Clear - Fish Tank Filter

4 of 5 Stars

Aqueon QuietFlow LED PRO Aquarium Power Filters

3.4 of 5 Stars

Whisper IQ Power Filter for Aquariums, With Quiet Technology

3.8 of 5 Stars

Best Hang On Back Filter Review

1. Fluval C Power Filter


Fluval C Power Filter

The Fluval C Power filter comes in a series that support different tank sizes. The Fluval C3 power filter belong to this series. However, that’s not even the exciting thing about this Hang on back filter. Fluval power filter comes with a five-stage filtration filter to eliminate mechanical, chemical, and biological wastes in your aquarium’s water. Stage one and two are mechanical filtration, and it uses a foam pad to get rid of debris and other solid waste.

The third stage is where chemical filtration takes place with the aid of an activated carbon insert. The fourth and fifth stage is all about biological filtration with the use of bio screen and C-Nodes. This is important because you don’t have to worry about unsafe water conditions for your fish.

Another exciting feature in Fluval HOB filter is you can regulate flow rate without compromising the filter’s efficiency. That means you can use different types and sizes of the aquarium. It is designed for easy installation and maintenance. You will be required to clean the motor after three months and the impeller cover assembly once a year. It reduces the frequency of which you’ll need maintenance. It is ideal for between 40 to 70 gallons tank.




Overall rating :  3.7 / 5


  • The filter comes with a five-stage filtration system.
  • It is user-friendly and easy to install and maintain.
  • You can adjust the flow rate without interfering with its efficiency.


  • The filter can be a little noisy.

2. MarineLand Penguin 350 BIO-Wheel Power Filter


Marineland Penguin 350

The MarineLand Penguin 350 is considered to be one of the technologically advanced Hang on back filter. Its construction is designed to last for long as compared to other Hang on back filters. This filter comes with a three-stage filtration system to cater for biological, mechanical, and chemical wastes.

Its powerful filtration system makes it convenient for both marine and freshwater aquarium. This can be an essential feature because most aquarists like to try new things on fishkeeping. One thing you would like to know is that the impeller is well built to reduce the noise and the vibration of the filter is very minimal. It’s safe to say that you might not realize if the filter is on until you are so close to it.

The installation of this filter is very simple, and you have a user-friendly manual. Once the parts are properly connected, all you need to do is prime it, and it’s good to go. This power filter has a flow rate of 350 GPH. It's ideal for a 70 gallon fish tank.

Read more:  Canister Filter Vs. HOB: Which Filter Is Better For The Perfect Tank Setup




Overall rating :  3.7 / 5


  • It has a well-built case to last longer.
  • Its filtration media eliminates even the finest particles of impurities.
  • The filter is easy to install and maintain.
  • It is very quiet.


  • The Bio Wheels are delicate and can spoil quickly.
  • You need to prime it before using it.

3. AquaClear Power Filter - 110


Aqua Clear Power Filters

The AquaClear Power Filter is one of the energy-efficient filters in the market. You wouldn’t want your hobby making you bankrupt. The AquaClear Power Filter comes in a series ideal for different tank volumes. The filter is designed to allow more media volume, and it comes with a multi-stage filtration system.

This gives the water ample time to be filtrated and eliminate most of the impurities in the aquarium water. The re-filtration system also ensures water safety. It comes with a Cycle Guard that will provide the removal of biological contaminants in the water.

Some fish thrive in gentle water flow, and the AquaClear Power Filters gives you the ability to control flow rate. You should not worry about the filter’s efficiency when the flow rate is adjusted because it will not be compromised. The AquaClear filters comes with a 2-year warranty. It is ideal for up to 110 gallon fish tank.




Overall rating :  3.7 / 5


  • It’s simple to install and maintain the filter.
  • It comes with the re-filtration grid that ensures the safety of your aquarium water.
  • It has an adjustable flow rate system.
  • It has more space where you can add media


  • The impeller tends to trap debris, which will require frequent maintenance.

4. Aqueon QuietFlow LED PRO Aquarium Power Filters


Aqueon Quietflow 75 Filter

When looking for the best Hang on back filter, you want something that will last for long. The Aqueon QuietFlow power filter is designed to last longer as compared to most hang on back filters in the market today. This filter comes with a lifetime warranty.

The three-stage filtration system handles all the mechanical, chemical, and biological wastes. You don’t have to worry about forgetting to clean or replace the dirty cartridges. It has LED lights to indicate when it’s time to change the clogged cartridges. 

This feature is an advantage because, with our busy schedules, it is easy to forget to clean or replace the cartridges. The filter’s internal pump is designed to reduce leaks and noise produced by the pump.

Another feature that puts this filter on the top grid is the self-priming system. Priming can be a real headache, but the Aqueon QuietFlow power filter is designed to reduce the hustle of installing the pump. The filter as an impressive filtration rate, and you can get one that suits you from the Aqueon QuietFlow power filter series. If you have a bigger tank, you might want to try out the Aqueon filter 75.

Aqueon filter 75 filter parts are also readily available in the market.




Overall rating :  3.7 / 5


  • It comes with a lifetime warranty.
  • The filter has self-priming technology.
  • It has LED lights to indicate when the filter needs maintenance.
  • It has a fantastic filtration rate.


  • The unit is slightly loud during operation.

5. Tetra Whisper IQ Power Filter


Whisper IQ Power Filter for Aquariums

If you are a beginner aquarist, you need accessories that are not complicated to use. The Whisper IQ Power Filter is easy to install and maintain. It has a self-priming technology. You only need to assemble the parts and plug in the filter, and you are ready for action.

The adjustable intake allows you to control the flow rate of up to 10 GPH. This feature makes this filter ideal for various types of aquariums. The filtration system uses Stay Clean technology for easy maintenance.

You know the irritating noise that most hang on back filters have? The Tetra Whisper IQ Power Filter has a soft barrier that separates the filter and the motor, which helps to reduce the background noise during operation drastically. 

Read more:  Best Undergravel Filter: What Type of Filter is Best for a Fish Tank




Overall rating :  3.7 / 5


  • It comes with a self-priming technology.
  • It is very quiet during operation.
  • The filter’s flow rate can be adjusted.


  • It becomes a bit loud after being used for some time.
  • Its construction is not sturdy.

Things to Consider When Getting the Best Hob Filter

With a market saturated with Hang on back filters, having the knowledge to create your cut off points will help you sieve the products. In this section, we’ll look at some of the things you need to consider before buying the best HOB filter.

The Flow Rate

Mostly the type of aquarium that you have will dictate the flow rate of the Hang on back filter you get. You wouldn’t want a filter with a steady flow rate that will disturb your fish. Most aquariums today have an adjustable flow rate, but it does not hurt to check.

The amount of water filtered in an hour is also essential. If you have a bigger tank, you want the best Hang on back with higher output capacity. Manufacturers indicate on the filter the output capacity and filtration rate.

Filtration Media

The filtration media are advancing every day with more functional media in the market. Some filters even provide extra baskets if you want to add more media. However, the most critical aspect is the capability of the media. The type of impurities that they can remove from your aquarium water.

Your HOB aquarium filter media should be able to remove the impurities that your aquarium produces.

The Tank Size

The volume of your tank is very crucial when it comes to choosing the right filter for you. Most of the Hang on back filters are designed for small containers. If you want to use hang on back in a slightly bigger tank, then you might be advised to install two of them. The tank size also determines the output capacity needed. Choose a filter that will clean your entire tank more than once within an hour.

The Brand

Some brands are known to produce high-quality aquarium accessories, ex: Fluval, AquaClear, Aqueon, Marineland, Tetra... The brand is not very important, but if you are working on a borrowed time, then the known brands might be a safe bet for you.

Also, the brands have signature features in their products. Go for a brand that will work correctly for your aquarium.

Installation and Maintenance

When looking at the best Hang on back filters in the market, we look at filters that have low maintenance cost and easy to install. You don’t want to incur installation and maintenance costs because cleaning the filter will be required after a certain period.

Go for something that is user-friendly, and you can easily clean and install after maintenance. Some hang on back filters has new technology that reduces the frequency of maintenance. It might be an excellent addition to consider since you might save yourself some maintenance hustle.


1.  Are hang on back filters good?

  • HOB filters are very reliable if you have a small tank. Most of them have a three-stage filtration system designed to handle the removal of wastes and toxins in the water. However, they are limited to the amount of volume they can handle.

2.  How does a hang on back filter work?

  • The filter is installed at the back of the tank. HOB power filters have lift tubes that draw water into the hang on back filter media. Inside the filter chamber, the water undergoes a series of filtration process to eliminate both waste and toxins in the water. HOB filters can remove mechanical, chemical, and biological wastes and toxins, just like other types of filters.

3.  What is a HOB filter?

  • These are filters that are installed on the sides of the aquarium. Most of them are small in size but very good at their job if you get the best HOB filter.

4.  How do you make a filter hang?

5.  Are Marineland filters good?

  • Marineland is one of the prestigious companies in the aquarium industry. Their products are known for sleekness, modern technology, and durability. The flexibility of Marineland filters enables them to be used in different types and sizes of aquariums. The penguin bio-wheel 350 is just an example of technological ingenuity that Marineland put in their products.

6.  How do you clean a hang back filter?

  • HOB filters are easy to clean. First, we recommend that you unplug your filter from the power source before starting to clean. Take out the cartridges from the filtration chamber. Rinse the media thoroughly using aquarium or RO water. If the sponges have started disintegrating, cut it into two halves and replace one half with a new one then after a week replace the other old have with a new one. This is done to help you maintain the useful bacteria.

7.  Are AquaClear filters good?

  • AquaClear filters are designed to be user-friendly and efficient. They are good filters because they keep up with the latest filter technology but also keep it simple. Most of the AquaClear hang on back filters have flow adjustment tools to help you control current strength.

8.  Can I use a hob filter for saltwater?

  • Saltwater aquariums are known to have more waste than freshwater aquariums. HOB filters can be used in saltwater aquariums. However, they are ideal for small tanks. The best HOB filter for a 10-gallon tank can handle wastes produced in a 10-gallon saltwater aquarium.

9.  How does AquaClear filter work?

  • Most AquaClear filters have a multistage filtration system. Water is drawn from the aquarium into the filter chamber, where it goes through mechanical, chemical, and biological filtration. After the water is filtrated, it is pumped out of the filter into the aquarium.

10.  Are AquaClear filters quiet?

  • AquaClear filters are fairly quiet as compared to other brands. However, other factors contribute to noise, such as a decrease in water level. Increase the water level in the aquarium to reduce the splashing noise.

11.  Is Fluval the same as AquaClear?

  • Hagen makes both Fluval and AquaClear. That means that their quality is almost the same. However, there is a slight difference in features that you’ll find in these filters.

12.  When should I change my AquaClear filter?

  • Changing the media in the AquaClear filter will depend on the type of media. The form has to be cleaned every month, but you will need to change them if you notice that they have started disintegrating. The bio max media can be replaced after three months, and carbon can be replaced every month.

13.  How do you clean AquaClear filters?

  • AquaClear filter’s design makes it easy to clean. Make sure the filter is unplugged from the power source. Take out the media and rinse them thoroughly in aquarium water. You also need to clean the impeller after every three months or when you notice reduced efficiency. Most of the filters are cleaned days or a week after a water change. AquaClear filters also need to be cleaned at least once a month, and the media need to be changed according to the manufacturer’s guide.

Wrapping Up

The Fluval C Power filter cuts across all set thresholds including an awesome Fluval customer service and it lasts longer. This Hang on back filter is generally designed to give the user an easy time during installation and maintenance. Fluval filter parts are readily available, but I am sure you will not need them for a long time. 

Now that you are equipped with the vital knowledge, you are ready for the harsh market out there. Remember that you need to list first what your aquarium needs and what you want, and you’ll get the best Hang on back filter.

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