Knowledge You Need to Buy the Best Aquarium Filter for Large Tanks

Installing any of the best aquarium filter for large tanks cleans and oxygenates the water thus the fishes live soundly. The water in the natural state (ponds, lakes, rivers, seas) adhere to natural oxygenation processes, this allows the aquatic animals to breathe conveniently—In order to maintain a similar habitat in a larger tank, we need aquarium filtration units. This guide holds acknowledgment about compatibility, filtration types, filtration capability, and advantages/disadvantages of the specific types, you might be considering for your tanks.

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Based on the features, filtration capability, filtration type, design, and easy set-up, we have selected Penn-Plax Aquarium Canister Filter as the best aquarium filter for large tanks.

Features To Check Before Buying an Aquarium Filter for Large Tanks

Taking an account of filer set, that you should be buying for your aquarium must be according to the tank’s requirements otherwise, it would be messy—might not be able to clean with as potential as it should be. Consider this information right away for the best selection.

Flow Rate

The flow rate of the aquarium is measured in GPH (Gallon per Hour). It is the capacity of cleaning a specific amount of water in a dedicated time. The better the GPH is, the better will be the water quality in the aquarium thus making the fish survival more efficient. GPH depends on filter strength and its effectiveness. Some fishes don’t like so much water movement likewise considering this fact we must decide a specific GPH rate.

How to Calculate GPH rate for Your Aquarium?

A pump should have a flow rate of 5 GPH (gallons per hour) for every gallon of water in the aquarium.

Turnover Rate

The effectiveness of the pump and filtration unit is called turnover rate. It tells us how much water is circulating through the tank. More than one filtration unit. In large tanks to prevent dead spots which are harmful to the fish, we can use more than one FILTRATION UNIT to ensure the circulation of the water throughout the aquarium.

Filtration Type

The filtration of the water is of three types, then consideration should be taken into account of them all, the types are:

  • Mechanical: The moment in the water oxygenates the composition thus, making the water more livable.
  • Chemical: All the harmful chemicals (calcium carbonates etc.) are cleaned out in chemical filtration.
  • Biological: This sort of filtration eliminates all the microbes (bacteria etc.)

Internal Filters

Filters attached with the suction cups or substrate are called internal filters. An air pump is located outside the aquarium and airline connected with the inlet of the filter to work properly. Air pumped into the lower side of the filter moves into the filter and then moves outside the aquarium filter and vanishes from the water surface. These air bubbles develop water movement and help in the filtration of the aquarium water.


  • Internal filters are inexpensive
  • good for smaller tanks


  • They cause much disturbance in the tank while working.

Corner Box Filters

They are shaped to fit in the corner of the aquarium. They are considered preferable because of their fitting in the corner; thus, this doesn’t distort the space for the fishes in the tank.


  • All Three Types of Filtration: (Chemical, Mechanical, biological) are done in it as water passes through the filter from the bottom and leaves through the top of the filter.
  • The box filter is inexpensive
  • Long-lasting,
  • Easy to clean.


  • It is much spacious—not recommended for average-sized fish tanks.
  • Hustle in maintenance
  • The effectiveness is average.

Sponge Models

Sponge filters are u-shaped and use a large surface sponge-like material to pull water through—the process is a bit different than traditional filtering, nevertheless, the purpose is greatly achieved in this sort of filtration as well.


  • They are easy to use
  • They are inexpensive
  • Do biological and mechanical filtration.
  • Used for all kinds of water tanks.


  • They are very loud causing disturbance in the area where they are placed.
  • Also, they need careful maintenance from time to time.

Under Gravel Filters

Under gravel filters are installed under the substrate and uplift tube extending towards the upward and use power head to pull water from the surface.


  • These filters are much effective.
  • Much economical.
  • Occupy small space.


  • On failure, they may produce noxious gases causing an unpleasant smell.

Power Filters

Power filters are placed on the back of the aquarium and they use cartridges to do all three types of filtration. The water is moved through various media and move upward.


  • They are considered reliable to the consumers.
  • They create less noise


  • They are pricier.
  • Hustle in maintaining.

Canister filters

It consists of two parts modular form and pump present beneath the aquarium and are pressurized units that filter aquarium water.


  • Do all kinds of filtration.
  • They are flexible and work great on saltwater.


  • They are expensive.
  • They should be cleaned regularly which is quite a long process. The be

Wet/Dry Filters

They are also called trickle filters—use overflow device to regulate water consist of two boxes. It changes the water level and mixes it with the air and then dispersed it out.


  • Effective biological filtration.
  • Much economical.


  • Don’t work for mechanical and chemical filtration.

Top 6 Best Aquarium Filters for Large Tanks

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Penn-Plax Aquarium Cannister Filter

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Hot Features

  • Capacity: Up to 100 Gallon
  • Flow Valve Rotation
  • Bust Button Primer
  • Spray Bar
  • Tubing
  • Directional Spout
  • All three types of Filtration
  • Easy Lift Alignment Clap
  • Aesthetic Design

The Penn-Plax aquarium is a canister filter that allows all types of filtration (mechanical, biological, and chemical). It has a larger capacity than the normal aquarium filters. The model is integrated with flow rate control cut-off valves, which allows the adjustment of filtration rate according to the measurement that will suit your aquatic species.

The product includes a coarse sponge that demolishes nitrites and ammonia by providing an abundant surface for bacterial growth (bacteria is responsible for ammonia removal). The two independent directional 360-degree rotating valve taps make it convenient for water inlet and exit. A floss pad is given in the set that ensures the removal of particulate matter from the aquarium tank.

SeaChem Aquarium Fish Tank Filter

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Hot Features

  • Hang-on Filtration System
  • Capacity: Up to 70 Gallons
  • For Freshwater & Saltwater
  • 3 Year Warranty
  • Easy to Install
  • Self-Cleaning Impeller
  • Filter Basket
  • Self-Priming Pump
  • Dual Water Intake
  • Adjustable Flow

The SeaChem Aquarium fish tank filter attaches to the upper edges of the aquarium and gives a refined space for aquatic life. The funnel for oxygenation is adjustable and can reach deeper in large tanks. The design is aesthetic and lightweight body is easy to install. The setup doesn’t need any sort of priming.

The machine puts in a continuous flow of water that eliminates the chances of debris build-up. The filter cartridge is super easy to change. The moment in water makes an obvious room for maximum oxygenation thus maintaining a suitable environment for aquatic life. The filter that is used in the setup is designed for all sorts of aquatic needs i.e., turtles, etc.

Penn-Plex Cascade Hang-on Filter



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Hot Features

  • Flow Rate: 300 GPH
  • Capacity: up to 100 Gallons
  • Quad Filtration System
  • Activated Carbon Cartridge
  • Adjustable Flow Knob
  • Bio Sponge Cartridge
  • All three types of Filtration
  • Bio-Falls System
  • Efficient Ammonia Removal

The Penn-Plex Hang-On series is super-efficient in making purposely defining the smooth filtration process. The smaller dimensions with a light body make it easy to install—the system is integrated to provide all three sorts of filtration, mechanical, biological, and chemical. The cascade filter contains disposable activated carbon and poly fiber floss that urges the cleaning to a more efficient extent.

The mode is super silent as compared to other models in the market—the whisper-quiet operation is one of it features that has made it popular in the market. The adjustable flow rate allows the aquarists to control the cleaning process according to the habitat.

XpertMatic DB-368F

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Hot Features

  • Ultra-Quite System
  • Capacity: 264 Gallons
  • 3 Stage Filtration System
  • Fully Submersible Filter
  • Easy to Install
  • Works as Water Pump
  • Flow Rate: 475 GPH
  • Max Height Lift: 4.92 ft

The XpertMatic DB-368F is a fully submersible filter that allows a super large filtration process for up to 264 Gallons of water. The massive flow rate of 475 gallons per hours allows you to derive any of the required habitat for the aquatic life. Submersible features make the filter to work as water pump too. The filter is visible thus when it will get dirty or needs changing, you will know right away.

The filtration system is easy to dissemble without any tools needed—this will help you custom the media according to the requirements. The air bubbles amount is likewise adjustable; thus, you can choose a smaller number of bubbles for static life and a higher number of bubbles for animals that like moment and fast oxygenation.

Tetra Whisper EX Power Filter

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Hot Features

  • Ultra-Quite Filtration
  • Multi-Stage Process
  • Capacity: up to 110 Gallons
  • All three Types of Filtration
  • Efficient Purification
  • Easy Installation
  • Activated Carbon Filter
  • Cycle Guard for Superior Quality

The Tetra Whisper is integrated will an ultra-quiet system so that no disturbance will be caused in the environment whether it would be operating on full potential. The filtration and flow rate are likewise adjustable—the multi-stage processes allow super-efficient cleaning of aquarium thus, giving super pure water.

The installation is easy—don’t need any hectic tools implementation, just get it, and you are equipped. The filter is integrated with a bio-scrubber that boosts the biological cleaning to a considerable rate. The rate of flow is adjustable which makes it easy for you to get the water moment on the right pitch. The no-mess cartridge is easily changeable, causing no inconvenience at all.

AquaClear Power Clip-On Filter

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Hot Features

  • Capacity: up to 110 Gallons
  • Flow Rate: 1890 L/h (500 GPH)
  • Adjustable Flow Rate
  • All three types of Filtration
  • Lifetime Warranty
  • Efficient Purification
  • Activated Carbon Filter
  • Easy to Install

The AquaClear Power Clip-On filter is integrated with BioMax foam (filtration set-up) and a cycle guard that provides a superior water quality. The adjustable flow rate when reduced pushes the cleaning efficiency to an appreciable extent—50% of the water within the filter chamber is processed multiple times. The lifetime warranty makes it easier to decide on the model.

The impurities are handled with greater care, manufacturers claim to clean the filter once in a two-week schedule—this will give the maximum outcome. The high capacity 500 gallons per hour flow rate makes it the most convenient aquarium filters pump in the market. Ammonia and nitrate removal is extensively taken care with zero-carb and designated Ammonia Removers.


Aquarium filters are used to clean the water of the Aquarium and put in the water movement–removing harmful chemicals in the aquarium so that fishes can easily breathe. The selection of aquarium filters must be according to some specific measures, such as the capacity, filtration type, designs, and aesthetics of the model. This guide holds a thorough review of the types, and relevant information, taking a glimpse will help you decide in purchasing the right machine. The enlisted products are carved out through research with the finest reviews so you can put them into consideration.


What’s the best filtration system for fish tanks?

The canister filtration consists of all three sorts of filtration processes—mechanical, chemical, and biological thus this is the worth-it filtration system for fish tanks. The best recommendation of this category is Penn-Plax Aquarium Canister Filter, on an economical budget.

Is a bigger aquarium filter better?

The size of the aquarium filter might be according to the tank size, much larger will distort the water and make it difficult for the aquatic life to move and get calm—on the other much smaller filtration system will not clean them sufficiently, thus finding a suitable size would the best option.

What is the best filter for a 100 gallon fish tank?

The AquaClear Power is one of the best recommendations as a clip-on aquarium filter that can deal with up to 110 gallon fish tank size.

What are the 3 types of filtration?

In the fish tank, the filtration processes are of three types that include: mechanical, biological, and chemical. The aquarium filter that induces all three sorts of filtration is the best of the category.

How can I keep my aquarium water crystal clear?

Installing any of the best aquarium filters will help to keep your aquarium water crystal clear but on the other hand, it is necessary to change the water after a certain period.

How do I make my aquarium filter less strong?

The factor of a filter being strong can be taken care of by choosing the right potential range of an aquarium filter. The GPH rate should be according to the size of your fish tank. The query can be solved considering: a pump should have a flow rate of 5 GPH (gallons per hour) for every gallon of water in the aquarium.



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