Best Filter for 10 Gallon Tank in 2023 (Reviewed By Experts)

A 10-gallon tank is an excellent start for a first aquarium, Betta tank, or smaller display tank. Of course, a 10-gallon tank needs the right filter. But which filter is best for your 10-gallon tank?

Not all filters are created the same. Starter kits often have weak filters, so choosing a filter to fit a 10-gallon tank perfectly requires careful consideration. Your filter should clean, circulate, and oxygenate.  

Whatever your 10-gallon filter needs, we’ve got you covered!

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One of the best filter for 10 gallon tank

Top Rated Filter for 10 Gallon Tank Reviews

Below, you will find various options for a fish tank filter. We selected our favorite options, and here’s the complete rundown of the best filter for 10-gallon tank review details. Each pick lists the pros, cons, and why we liked it so you can decide on the best 10-gallon tank filter for your needs.

1. Best Overall: Aqueon Quietflow Internal Aquarium Filter Kit with Media

Aqueon Quietflow Internal Aquarium Filter Kit with Media    

The Aqueon Quietflow Internal Aquarium Filter Kit with Media includes a nice value pack that gives you four months’ supply of everything you need to make this power filter work as it should. The pack consists of the replacement filter media, cartridges, and ammonia-reducing pads. The sponge media set up your canister filter for biological filtration. You really can’t go wrong with this 10-gallon filter.

Enjoy a relatively quiet operation with this filter for 10-gallon aquariums (but remember that it can work efficiently for up to 20-gallon aquariums). The internal filter cartridges effectively clear the water while the motor improves the flow rate in the aquarium. The powerful filter even has an LED indicator, so you know when to change a cartridge.

The sponge filters combine with the media chambers and are compatible with freshwater and saltwater aquarium setups. Everything operates on a five-stage filtration process, including biological, chemical, and mechanical. Your aquarium will never be cleaner or healthier than with the Aqueon Quietflow filtration system.

The Aqueon Quietflow filtration system is well-made and is highly rated across the board as a reliable aquarium solution. The five-stage filtration provides the best results possible. The price point makes this an excellent deal for the quality and design.

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Pros:

  • A hang-on-back filter with five-stage filtration, including chemical, biological, and mechanical filtration
  • One of the top aquarium filters in this class
  • Filtration volume can capably handle up to 20 gallons
  • It comes with replacement filters to get you started
  • Perfect for your new quarantine aquarium, Betta tank, or for a beginner getting started

Cons:

  • This filter is not as quiet as you would expect, given the name (Aqueon Quietflow Internal)
  • It does not offer adjustable flow for fish tanks, so remember that it can wash away your fish

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Why We Like It:

The Aqueon Quietflow Internal Filter is among the best on the market. It’s easy to use and maintain, and it will keep bacteria at bay with chemical, mechanical, and biological filtration. Filtration happens with one simple and reliable device for your tank water needs.

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2. Budget Pick: Tetra Whisper IQ Power Filter for Aquariums

Tetra Whisper IQ Power Filter for Aquariums    

Next, we have an affordable option that is undoubtedly a firm favorite. The Tetra Whisper IQ Power Filter for Aquariums is perfect for 10 to 20-gallon tanks. This particular option is a hang-on-back filter, but the same brand also has an internal fully submersible filter that operates more quietly.

The price won’t be disappointing with this internal power filter solution. The Tetra Whisper IQ power filter is named such because it is whisper quiet when in operation, and it’s one of the best and most affordable filters on the market. Tetra Whisper has been a popular filter brand for a clear fish tank for quite some time. The Tetra Whisper filter range can clean and circulate any size aquarium from 10-60 gallons.

Enjoy healthy and happy fish with the hang-on-back design filter that works with minimal maintenance. This elegantly constructed filter uses Stay Clean Technology, which keeps tank water cleaner for longer by balancing the tank pH. The filter is compatible with fresh and saltwater fish.

These 10 to 20-gallon filters work with activated carbon for biological filtration. The bio-scrubber uses activated carbon to clear bacteria through the filters. It has a spillway and adjustable flow control to regulate the water flow rate. Adjust the intake to match the flow rate.

Pros:

  • Operated by a self-priming motor
  • Bio scrubber to remove unwanted bacteria through the carbon filters
  • Sound shield to reduce noise output
  • Adjustable flow control
  • Quality replacement filter cartridges at an affordable price

Cons:

  • The filter unit is relatively large and may be bulky in a smaller size aquarium

Why We Like It:

These filters offer excellent cleaning power for 10-gallon aquariums. The simple hang-on-back style uses activated carbon filter cartridges, which clean the tank with minimal effort from you. Enjoy clear water and perfect viewing pleasure on a budget.

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3. Marineland Penguin Bio Wheel Filters for Fish Tank

Marineland Penguin Bio Wheel Filters for Fish Tank    

The Marineland Penguin Bio Wheel Filters for Fish Tank, holds up well against the best hang-on-back filters on the market. It’s slightly more expensive but delivers superior quality and improved water clarity.

The filter operates with 3-stage filtration and uses intuitive bio wheel technology unique to the brand. It filters up to 100 gallons per hour and is suitable for up to 20-gallon tanks. The filtration quality is excellent thanks to the unit’s chemical, mechanical, and biological capacity.

The bio wheel is effective, making this one of the best filter solutions for your fish. This filter is easy to use and maintain. Replacement filter cartridges are available online. 

The filter media on this filter system is reliable. With this powerful filter, you also have flow rate control, ensuring the flow rate matches your fish’s requirements. Biological filtration helps filter harmful nitrites and ammonia.

Pros:

  • Multi-stage filtration includes mechanical, chemical, and biological filtration
  • Covers a total volume of up to 20 gallons
  • Easy to maintain and operate
  • Great for small fish and large fish alike
  • No activated carbon is necessary

Cons:

  • This filter can sometimes be a little noisy compared to a submersible filter

Why We Like It:

A great pro tip is to go with a filtration system that is reliable and works. This filter pops when you search for the best “filter for a 10-plus gallon tank.” It provides effective cleaning power and the easy maintenance is a real win. While this filter may be a little more pricey, it creates healthy tank water and effective aeration of your aquarium. You get what you pay for—healthy and active fish. 

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4. Zoo Med Nano 10 External Canister Filter

Zoo Med Nano 10 External Canister Filter    

Next up, we have another popular option. The Zoo Med Nano 10 External Canister Filter can work with a nano tank, but it is a filter for a 10-gallon tank. This is an external 3-stage filter, so you don’t have to make room inside your tank. Set it up outside your tank and simply connect through the appropriate hoses and tubing to do its work for your fish.

The filter and its particular filter media won’t affect your flow rate in any way, and the powerful filter works quite similarly to a sponge filter or internal filter to give you clear water to maintain a healthy aquarium. 

The canister filter from Zoo Med is well-made. While it’s slightly more expensive, it is a canister aquarium filter for a 10-gallon tank, offering an external filtration process. The sponge filter portion of the canister filter reduces filter vibration when the motor runs. You can easily place the filter in a closed cabinet, thereby silencing the motor completely.

The filter kit comes with a spray bar that aerates the tank water. The 3-stage filtration process includes mechanical, biological, and chemical filtration to better filtrate the tank water. Whether your tank is populated with small fish or you just have a small tank, this canister filter is less likely to suction a fish into the intake valve because it’s a nano filter. 

The filter is easy to clean, so you can easily remove any soiled filtration material and replace it with new material for an optimally clean tank.

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Pros:

  • Place the external canister filter outside of your tank
  • Great for small tanks and quiet operation
  • Sponge filter material is strong and reliable
  • Easy to use and customize to your needs
  • The package comes with the spray bar and accessories

Cons:

  • The sponge filter may need frequent cleaning for some tanks
  • Placing the filter in a cabinet can help reduce noise

Why We Like It:

When setting up your aquarium, a small aquarium doesn’t have space to accommodate a sizable in-tank filter, which is where an external filter is ideal as it takes up less space. This canister filter is a sponge filter system that is a perfect space-saver. You can customize it to your needs by adding different filtration media, and it’s pretty simple and reliable.


5. Fedour 165 GPH Adjustable Aquarium Internal Filter

Aqua Tech Ultra Quiet Power Filter for Aquariums    

The Fedour 165 GPH Adjustable Aquarium Internal Filter is a dedicated internal filter that is fully submersible and offers two outlets to create aeration of the aquarium. The filter pump has an impressive output of 165 GPH, making it suitable for tanks from 10-50 gallons in size. 

Despite being a mighty filter, the pump motor is adjustable, creating a smoother and less intrusive flow rate from 0-100%. This allows the pump to decrease the speed or flow rate, so your fish won’t be “blown” away or sucked into the inlet valves. Depending on the size of your tank, an increased flow rate can also help provide greater oxygenation, which makes for happier and healthier fish. 

The filter has two inlet features to choose from: a spray bar or a duckbill inlet. Either offers unique inlet capabilities, so choose the one that works with your fish and plant life. Ensure that you submerge the filter to the minimum water level and secure it to the side of the aquarium with the four powerful suction cups.

Pros:

  • The filter motor offers up to 165 GPH flow rate
  • 3-phase filtration with biological, mechanical, and chemical filtration 
  • The filter contains filtration media, including carbon cotton, biochemical cotton, and ceramic balls
  • The filter is powerful enough for tanks from 10-50 gallons in size
  • The flow adjustment knob is located on the spray bar and allows full flow regulation

Cons:

  • The filter is quite large, and it will take up substantial tank space
  • Opening the filter to clean is not very easy

Why We Like It:

Despite the filter being a little harder to open and clean, it is a hardworking filter that will clean and aerate your 10-gallon (or more) tank. It’s also not badly priced, making it an excellent investment for a first-time fishkeeper.


6. Villno 100GPH Ultra Quiet Aquarium Filter

Villno 100GPH Ultra Quiet Aquarium Filter    

The Villno 100GPH Ultra Quiet Aquarium Filter is a very budget-friendly filter that uses two-step filtration processes. The filter comes equipped with large filtration media chambers, using carbon and sponge (biological) material to filter the tank water. Due to the size of the filtration chambers, you can easily customize your filter by adding other filtration materials, such as ceramic balls, etc. 

The filter design is ideal for a quiet filtration process, and the filter hangs off the back of the tank. The return valve has a sloped platform, reducing the noise of water as it returns to the tank. 

This filter is ideal for tanks from nano to 15 gallons in size, and with a flow rate of 100 GPH, it’s a good choice for a 10-gallon tank. Because the filter housing is a thicker plastic, the filter is also more durable than previous models, and it’s suitable for your saltwater and freshwater tanks.

Pros:

  • The filter is suitable for tanks sized 10-15 gallons
  • Heavy-duty plastic housing or a better lifespan
  • Two-stage filtration using carbon and biological sponge materials
  • The filtration chambers are customizable 
  • A flow rate of 100 GPH
  • The waterfall return platform is adjustable for more gentle flow rates

Cons:

  • Positioning the filter on the rim of the tank can be tricky
  • The waterfall return can damage plants placed directly beneath it

Why We Like It:

A huge plus is the affordable price of this filter, but we are also really impressed by the super quiet filtration process. It is one of the most silent operation filters on the market, making it ideal if you use your 10-gallon tank as a breeding tank.


7. Tararium Fish Tank Filter for 15-40 Gallon Tank

Tararium Fish Tank Filter for 15-40 Gallon Tank    

The Tararium Fish Tank Filter for 15-40 Gallon Tank is a popular option for 10-gallon tanks. The filter is neat, easy to clean, and offers decisive filtration action due to the excellent flow rate of 160 GPH. The filter design is elegant, and removing the filtration chamber and cleaning the bio-foam filter is super easy. Simply rinse the filter foam and replace it for long-term use. 

Enjoy multiple functions with this filter as it offers air-hose filtration, which oxygenates the tank, creates waves, and the filter cleanses water by letting beneficial bacteria grow in the bio-foam inside the filter. 

The filter removes tiny particles like fish waste, feces, and any leftover feed. The filtration sponge further cleans and extracts harmful chemicals thanks to the biocarbon filter. As a bonus, the filter’s compact design eliminates noise, and you’ll enjoy silent operation.

Pros:

  • Silent operation 
  • Ideal for 10-40-gallon tanks
  • Effective filtration processes
  • Affordably priced 
  • Easy-to-clean filter material, which is reusable 
  • Small tank space footprint

Cons:

  • Depending on your aquarium, this pump may be a little too strong
  • The filter needs to be submerged entirely, though a sideways placement is acceptable

Why We Like It:

We approve of this filter because it has a powerful cleaning action that banishes cloudy water, cleans waste materials, and provides oxygenated water on a budget. 


8. AquaMiracle Aquarium Filter Fish Tank Filter for Green Water

AquaMiracle Aquarium Filter Fish Tank Filter for Green Water    

The AquaMiracle Aquarium Filter Fish Tank Filter for Green Water provides an unusual solution to cloudy water. The filter has a 3-stage filtration system that includes a UV light, destroying bacteria in the water and eliminating green water. 

The powerful motor has an output of 130 GPH, which means the motor can circulate your tank 13 times in an hour. In addition to a regular 3-stage filtration that includes biological, chemical, and mechanical filtration, the UV light adds an additional layer of filtration by eliminating harmful bacteria and microorganisms that cause the tank water to turn green. 

Set the tank filtration schedule according to the timer, which controls the filter’s UV light operation to 4, 8, or 24 hours daily. The filter can operate without the UV light, and you can set how many hours a day you want the UV light to act on the tank water. 

Select one of two output modes: rainfall with a splash bar or regular output with the current-creating inlet valve. Adjust airflow with the regulator on the splash bar, letting you decide how much turbulence you want in your tank with the oxygenation process.

Pros:

  • The AquaMiracle is a small but mighty filter that offers many unique features
  • The UV light integrated into the filter is hugely beneficial to keeping your tank water clean
  • Reasonably priced for what you get
  • Powerful 130 GPH filter motor for great flow
  • Control of the flow rate ensures fish don’t become frightened by the current and bubbles
  • Ideal for tanks from size 10-40 gallon tanks
  • Silent operation

Cons:

  • The light timer requires daily reset
  • Some clients remarked that the UV light doesn’t work effectively

Why We Like It:

One of the first things we love about this filter is the customer service backing it. The company immediately handles any questions and complaints, sending replacement parts when needed. Also, the filter is quiet, efficient, and powerful. 


9. AquaClear 30 Power Filter

AquaClear 30 Power Filter    

The AquaClear 30 Power Filter is one of the best filters for 10-gallon tanks on the market. This back-of-tank filter offers perfect filtration capacity, and you can customize your filtration needs due to the large filtration chamber. The filter media chamber is almost seven times bigger than other hang-on-back filters. 

While the filter is relatively expensive, it offers excellent power from the 150 GPH motor, and there is only a small price difference between the 5-20 gallon filter and the 10-30 gallon filter, so we recommend springing for the larger filter. 

Hide the large filtration chambers and housing behind your aquarium back panel, reducing the filter size in your tank. The waterfall inlet provides an excellent acoustic while oxygenating the tank water. 

The filter has the complete filtration kit, including poly foam inserts, Biomax ceramic beads, and an activated charcoal insert. You can simply fill the filter, load it, and start. 

Clean your tank with the filter’s biological, mechanical, and chemical filtration processes.

Pros:

  • The filter includes filtration media
  • Easy installation process
  • Long power cable 
  • Easy to remove and clean filtration media 
  • Powerful filter motor at 150 GPH
  • Uses a 3-stage filtration process

Cons:

  • Quite a bit more expensive than the competition 
  • Large filter chamber gets heavy and may damage the edge of rimless tanks

Why We Like It:

The super-sized filtration chamber allows you to add your unique filtration media to customize your filtration needs. The flow rate can be adjusted as needed.


10. Fluval C2 Power Filter

Fluval C2 Power Filter    

The Fluval C2 Power Filter is one of the most convenient filters on the market. It’s super easy for a beginner aquarist to operate and maintain. The powerful motor delivers 119 GPH, which cleans the tank with a 5-stage filtration process. 

The filter clips onto the side of the tank, and you can adjust the telescopic filter intake according to the tank depth. The waterfall inlet aerates the water while creating water movement to help your fish become more active. 

In the filter’s filtration chamber, you’ll find foam filters that you can rinse, reuse, or replace as needed. There is also a filtration pull-out cartridge that you can remove without moving the filter. Simply order the replacement cartridge online and replace the unit for peaceful and clean aquariums. 

Best of all, the filter chamber has a pop-up feature that informs you when the bio-foam filter requires replacement. 

Pros:

  • The filter offers superior cleaning abilities
  • Easy maintenance and installation 
  • Simply pull the filter cartridge out for easy cleaning
  • Aerates water
  • Powerful 119 GPH filter motor

Cons:

  • The filter unit is quite costly. 
  • The tabs can break out when replacing the filter cartridges

Why We Like It:

The filter is super easy to operate, and you don’t even need to know when to change the filtration media as the pop-up indicator will keep you informed. 


Best Filter for 10 Gallon Tank  Buyer’s Guide

Now that you’ve seen the top filter options for a 10-gallon aquarium, it’s time to figure out which filter will work best for your aquarium. Several factors might affect your final decision when picking out a filter, so we’re going to help you decide what to consider when making your choice.

When you know better, you can buy better. This buyer’s guide will provide you with all the latest knowledge that can help you make the right decision for your aquarium needs. Think of the following when buying a filter:

Filter Capacity

One of the first things you should take into account is the filter capacity, and specifically the bio-media capacity. Filters are designed to hold the muck and filtration media during the filtration process, so finding a filter with a large enough media camber to handle a LOT will make life easier for you and your tank, as you’d have to clean it less frequently.

Remember that there are both good and bad bacteria. Your filter should facilitate cleaning processes and materials that use good bacteria to treat the aquarium while cleaning out the harmful bacteria from the tank. Most filters have multiple layers (for 3 or 5-stage filtration), so you might have sponges, carbon, ceramic balls, or other materials as part of the filters.

Find out as much as you can about the bio-media requirements of your tank. Each tank will require different cleaning methods based on the tank occupants, substrate, and plants.

Why Carbon Filter Cartridges?

There is a great debate as to whether you really need filter cartridges. Some say carbon filter additions are unnecessary, while others swear by carbon filters. The choice is up to you. You should do some research to determine whether or not carbon or a particular filter cartridge will best meet your tank needs.

Filtration requirements differ depending on what is in your tank. If you’re treating fish or using chemicals in the water, we recommend using carbon filters to eliminate residual chemicals that might be harmful to fish. In this case, a carbon filter cartridge will help to filter out the chemical gunk, so you don’t have to worry about it affecting your fish.

Adding carbon can be pretty expensive, especially if you change it out as much as is recommended for a tank. Do yourself a favor and skip the carbon filter when your tank doesn’t need it.

Choosing a carbon cartridge for your tank is a personal choice; just be prepared to change it frequently to keep it clean, which will cost money. Carbon filters rarely last more than 3-4 weeks before you have to replace them. This wastes the other components in the filter that may still be usable, but gets thrown out with the carbon combination cartridge.

Filter for 10 gallon tank on a table

Flow Rate

Another important aspect of a filter decision for your 10-gallon tank is the filter’s flow rate. A pro tip is that you have a filter that operates at no less than 40 GPH for a 10-gallon tank. The flow rate is an essential consideration because if it is too low, it will not be effective in circulating your tank, and you will notice that it simply can’t keep the tank clean enough or provide sufficient oxygenation. 

The general rule of thumb is that your flow rate should be approximately four times the capacity of the tank. This is why a 40 GPH is suitable for a 10-gallon tank. Your flow rate can always be higher than the ratio of 4:1. In fact, your tank might be cleaner at a much higher flow rate.

Every tank benefits from a hearty flow rate, and the higher the flow rate, the better off your tank will be for cleanliness and oxygen generation. However, you wouldn’t want a flow rate designed for a 500-gallon tank in your 10-gallon tank, so don’t go overboard with a monster filter.

How the Nitrogen Cycle Works

Some would question whether a small 10-gallon tank actually needs a filter, and the answer is—yes. Even the smallest of tanks can benefit from a good filter. The reason for this is the nitrogen cycle that happens within your tank.

When you feed your fish, the food turns into waste from the fish and by rotting when not all of it is eaten. This rot and waste produce ammonia and CO2. The CO2 gets used by plants, and the plants enrich the water with oxygen, but the ammonia has no purpose, and soon it pollutes the water and makes the water toxic.

Fish and plants can’t live in water that’s too rich in ammonia. However, water contains bacteria; some are good and help to turn ammonia into nitrate, which the plants absorb as fertilizer. This reduces the ammonia levels in the water. 

However, your aquarium water requires a delicate balance. When the amount of fish waste and rotting food exceeds what good bacteria can manage, the water becomes toxic, and your fish and plants will die.

In nature, water circulates more widely via streams and rivers, but your aquarium is a closed system, so you need to help clean the water, which is why a filter helps to balance this continuous process. 

A filter removes large waste particles that could produce ammonia; it removes ammonia and helps create colonies with healthy bacteria to process the nitrogen cycle.  

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Types of Filtration

So many different filter forms are available, from canisters, corners, HOBs, and even internal filters. It’s an endless filter buffet. The type of filter doesn’t really make a difference for a small-size tank, but if you want the best, you might have a preference.

There are specific filtration methods to consider, such as chemical, mechanical, and biological filtration. Each of these provides a unique cleaning aspect. Some filters work through all three basic filtration processes, but not all use these cleaning materials. Let’s talk about these different types of filters:

Biological

Biological cleaning is one of the most basic filter setups you will find. It’s one of the best methods because it takes a cyclical approach designed to purify the contents of your tank. With biological filtering, the process allows harmful bacteria to break down so the toxic parts are filtered out, and the good bacteria remain to filter the harmful nitrites from your tank.

Most of the time, biological filtration combines with mechanical or chemical filtration to clean a tank effectively. This biological filtration requires additional support if you’re looking for clean water. It provides good bacteria with a substrate to grow on, which keeps the harmful bacteria in check, but it doesn’t necessarily remove particles or toxic chemicals. Places like rocks, substrates, and sponges can accumulate extensive buildup layers when only biological filtration cleans the tank.

Chemical

Chemical is a filtration method that uses activated carbon. The term is slightly misleading because you aren’t really using chemicals; instead, the carbon pulls chemicals out of the water while also removing waste.

Chemical filtration is rarely used as a stand-alone filter method because the sole purpose is to remove chemicals. Still, it might not cycle good germs back to provide your plants and fish with additional nutrients or CO2.

Remember that chemical filtration might not always be necessary or even beneficial to your unique tank setup. This method can get pricey because carbon doesn’t last long, and cartridges will need replacement more frequently.

Mechanical

Mechanical filtration is the method most often combined with biological filtration because the two make a grand pair to provide clean water. Mechanical methods require a pump circulating your tank water through a set of sponges, which filters out the nasty stuff like floating particles, waste, and grime or debris.

This filter method leads to clear and clean water, but it is best combined with another technique to truly filter out the smaller particles like bacteria while retaining the good stuff.

Durability

Finally, you want a filter that will last. It’s no good to you if your chosen filter only holds up for a few months or even a year. Find something that will be reliable and will continue offering excellent service for as long as your aquarium lasts. There is no good reason for a filter to let you down.

You can always check out reviews and what others say about the filter you are considering. If there are known issues or glitches, you will find those in the filter review details, and this can be a good resource for understanding just what you are looking at overall.

Frequently Asked Questions

Q: Does a 10-gallon tank need a filter?

Quick answer? Yes! It can take much work to clean any size tank, even a 10-gallon tank, manually. Besides keeping it clean, a filter helps with circulation and airflow. A 10-gallon tank (or any size tank) requires a filter to keep the water clean. Only if you have a waterless tank, such as for a terrarium, can you clean it without a filter.

Q: Can I put a 20-gallon filter in a 10-gallon tank?

Absolutely! In fact, you might find that a larger filter actually works better for your tank. It seems silly, but the more power behind the filter, the better off your tank will be. It’s alright to upgrade to a slightly more powerful filtration device for your fish; try not to have a filter that has too much flow and can damage your fish. You don’t need a 500-gallon filter for a 50-gallon tank.

Q: How much is a filter for a 10-gallon aquarium?

Price is always a loaded question. Some filter options on the market are under $20 and can work quite well for essential filtration. Some options might be close to $100 and also work well. You can find a quality filter for this tank size, no matter your budget.

Q: What pets can you put in a 10-gallon aquarium?

A 10-gallon tank has quite a bit of space, and you can create populations of fish, shrimp, corals, plants, and more. Just remember that your fish and plants need enough space to move and co-exist.

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Conclusion

We hope you found this guide to the best filter for a 10-gallon aquarium to be a valuable resource and that we answered most of your questions before you click buy. Every aquarium and the animals or plants you have in there deserve a reliable filter.

Expert Tip

Experts recommend that the flow rate for your filter should be four times the capacity of the tank. This means that a 10-gallon aquarium should have a minimum filter flow rate of 40 GPH, but you can go higher if you adjust the flow rate to match your fish’s needs.

Did You Know?

Carbon may not be required for filtration unless your water has specific chemicals or additives that must be removed. You can save a few dollars on filtration if you skip the carbon media or use it less frequently for effective filtration.

SaleBestseller No. 1
Aqua-Tech Ultra Quiet Power Filter, For Aquariums 10-20 Gallons
  • Includes cartridge: the molded ribbed back maximizes contact with water – includes premium activated carbon.
  • Biological filtration: bio-foam biological filtration removes toxic ammonia and nitrites on contact.
Bestseller No. 2
Tetra Whisper Power Filter 10 Gallons, Quiet 3-Stage aquarium Filtration (26316)
  • QUIET & RELIABLE The Tetra Whisper Power Filter uses 3-stage filtration to create clear clean water – PF 10...
  • ABSORBS ODORS Ultra-Activated carbon removes both odor and water discoloration
Bestseller No. 3
Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – Two 9.5” x 9.5” Plates – Under Gravel System for Clear, Clean Water – Safe for Freshwater and Saltwater Tanks
  • NOTHING LIKE OLD SCHOOL: The Clear-Free Premium Under Gravel Filter is air driven and utilizes an Air Pump...
  • BIOLOGICAL, CHEMICAL, AND PHYSICAL FILTRATION: As air is pushed through the Air Stones and rises through the...

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