These Are Undoubtedly 5 Of The Best Freshwater Aquarium Filters

Fish tanks are not very easy to maintain. You have different fish and other sea creatures living in a small space, hence it is normal for aquariums to look untidy. Nonetheless, this can be solved with the help of a filter.

Aquarium pets pollute the water by passing waste and there’s food waste too that not only makes the aquarium water dirty, but also makes the environment unhealthy for the pets and even gives off bad odor. This is where a filtration system comes in handy as it helps to get rid of all these problems. However, choosing a filter can be daunting as there are many options to choose from.

To help you make the right decision, given below are a few factors to consider when picking a filter for your aquarium.

SPOILER ALERT... Here are our FAVORITE PICKS:

OUR FAVORITE PICK
AquaClear 110 Aquarium Power Filter - for 60 to 110 Gallon
Penn Plax Cascade Hang-on Aquarium Filter With Quad Filtration System Cleans Up to 100 Gallon Tank
Marineland Magniflow Canister Filter for Aquariums
Zoo Med Nano 10 External Canister Filter, up to 10 Gallons
KEDSUM 4.8W 25GPH Submersible Aquarium Filter 3-in-1 External Hanging Fish Tank Power Filter for 15-25 Gal Freshwater Saltwater - 110V
from $20.49
$28.40
$135.99
$39.98
$20.99
2,901 Reviews
417 Reviews
255 Reviews
91 Reviews
72 Reviews
OUR FAVORITE PICK
AquaClear 110 Aquarium Power Filter - for 60 to 110 Gallon
from $20.49
2,901 Reviews
Penn Plax Cascade Hang-on Aquarium Filter With Quad Filtration System Cleans Up to 100 Gallon Tank
$28.40
417 Reviews
Marineland Magniflow Canister Filter for Aquariums
$135.99
255 Reviews
Zoo Med Nano 10 External Canister Filter, up to 10 Gallons
$39.98
91 Reviews
KEDSUM 4.8W 25GPH Submersible Aquarium Filter 3-in-1 External Hanging Fish Tank Power Filter for 15-25 Gal Freshwater Saltwater - 110V
$20.99
72 Reviews

Last update on 2018-06-21 at 23:05 Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.

Things To Consider While Choosing A Filter:

3 Way Filtering: 

Aquariums contain all kind of mess, from dust particles to minerals to chemicals. You need a filter that cleans everything, which is why your best option is a filter that works 3-ay: biologically, chemically and mechanically.

Cost: 

Make sure to pick a filter that is under your budget. While some filters are expensive, you can easily find an affordable filter, which also works well, if you choose smartly. This contains a few quality and affordable filters, too.

Easy To Maintain And Powerful: 

Choosing a filter that is easy to set up and to replace the cartridges is very important. Filters that are hard to maintain can be a pain. Other than that, a filter should be powerful enough to do the job well, and must operate silently.

Now that we know what type of filter to choose, let’s have a look at some of the best freshwater aquarium filters for sale on Amazon:

1. KEDSUM 4.8W 25 GPH Submersible Aquarium Filter 3-in-1

KEDSUM 4.8W 25GPH Submersible Aquarium Filter 3-in-1 External Hanging Fish Tank Power Filter for 15-25 Gal Freshwater Saltwater - 110V

This is one of the best freshwater aquarium filters one can find. Its trio functioning ability makes it an amazing filter:

  • offers top notch filtration.
  • promotes oxygen aeration.
  • cleans oil film on the top of aquarium water.

It offers a multi-layered filtration that cleans off debris, food waste, and fish feces. It even eliminates bad odor and also adjusts water distress level. Moreover, the operation is extremely silent and there’s no vibration or sliding from the filter.

The filter contains a biochemical cotton filter ensuring that an enhanced filtration is carried out. This filter can clean 25 gallon in an hour at a quick speed, however, there’s a valve to adjust the flow rate as you see fit according to your tank size.

There sure is one con though. The tube that skims through the top of the aquarium only absorbs oil-film and doesn’t take in flake food.

Pros

Cons

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    Extremely Silent.
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    Best performance in a 20-30 gallon tank.
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    Easy to assemble.
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    Filters the water in just 30 minutes.
  • The filter might fall out after using it for a bit as it doesn’t sit properly in the tank.

2. Penn Plax Cascade Hang-on Aquarium Filter With Quad Filtration System

Penn Plax Cascade Hang-on Aquarium Filter With Quad Filtration System Cleans Up to 100 Gallon Tank

People who are looking for a juggernaut of a filter for their large fish tanks then they need to turn to this filter. This filter works best in 50-100 gallon tanks as it can filter 300 gallons of water in an hour.

The filter works on quad filtration system which is responsible for removing nitrite and ammonia found in the water typically due to fish waste. Also, the quad filtration system promotes oxygenation in water so that the pets can live in a healthy environment.

Harmful chemicals, odors and toxins are another problem that are often found in aquarium water. This Penn Plax Aquarium takes care of it all thanks to the activated carbon cartridge installed in it. However, the unit requires proper maintenance, otherwise the quality of its filtration begins to decline rapidly.

Despite this con, this beauty undoubtedly makes it to the list of best freshwater aquarium filterse.

Pros

Cons

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    Hangs on the aquarium wall and doesn’t affects the look of the aquarium.
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    Silent working.
  • Not very durable

3. Zoo Med Nano 10 External Canister Filter

Zoo Med Nano 10 External Canister Filter, up to 10 Gallons

This is a perfect filter for small fish tanks from 2 to 10 gallons. It works for both marine and freshwater aquariums, and also filters up to 80 gallons in an hour which is more than enough for smaller tanks. 

When you buy this filter, you’ll also get a number of other things and media along with it. These include a spray bar system, carbon and bio ceramic balls and a mechanical filter sponge. All these equipment help to keep the water crystal clean from every kind of impurity that is found in aquarium water.

The filter is ultra quiet and is also very easy to assemble. However, you may have difficulty in installing a heater with this unit due to size constraints. Nonetheless, it is still one of the best freshwater aquarium filters for a nano tank.

Pros

Cons

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    Works in a super quiet manner.
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    Assembling the filter is easy.
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    Easy maintenance.
  • Occupies a lot of room.

4. AquaClear Power Filter - 110 V

AquaClear 110 Aquarium Power Filter - for 60 to 110 Gallon

This Aquaclear Power Filter is suitable for fish tanks that can hold 110 gallons of water. The filter comes attached with an aqua filter foam, biomax, and activated carbon that promote rapid and continuous biological filtration and make sure that no floating particles or large debris stay in water. 

The motor of this filter is durable, however, this filter require maintenance every two weeks. Cleaning the filter is very easy. You can easily disassemble it and clean its parts, including tubes.

The pump of the filter helps to save operating cost and is also very quiet at working. The con of the product is its durability as a lot of maintenance is required to prolong its life, otherwise, the filter gives out in a few months.

Pros

Cons

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    Operates silently.
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    Energy efficient.
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    Comes with media that helps keep the water clean.
  • Not durable.

5. Marineland Magnaflow Canister

Marineland Magniflow Canister Filter for Aquariums

This canister filter can handle fish tanks from 50 to 100 gallons with ease. There are filter pads attached to the filter kit that enhance its performance, and make sure debris from all corner is removed.

Apart from debris, other impurities such as chemicals, toxins and odors are also removed by the black diamond carbon.

The filter is easy to set up and lasts a lot longer than other filters on this list.

However, the water flow might become slower after using it for a few weeks.

Pros

Cons

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    Keeps water crystal clean.
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    Filters all kinds of impurities.
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    Easy to set up.
  • Slow water flow.

Conclusion

These are some of the greatest and most efficient working filters you can get for your fish tanks. However, make sure to take care of the filters so that they can provide good performance.

It is normal for filters to stop working due to poor maintenance and other such issues. You must make sure to keep an eye on the performance. This can be done by checking how clean the water is. If you find debris or cloudiness then it means the filter is not working properly.

Other than this, there should be bubbles forming in the water as you turn the filter on. Also, you’ll experience a slight shakiness in the aquarium once the filter is working. If you do not see such signs, it means the filter is not working properly.

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