Best 30 Gallon Fish Tank Filter

30 Gallon Fish Tank Filters


Aquarium filters are a critical component of every healthy aquarium, since they are required to maintain optimum water quality and happy fish. Bigger fish tanks, such as 30 gallon tanks, need adequate filtration to keep the fish healthy and alive. You can’t expect your fish to be healthy if you don’t have a proper filter. That’s why today, we’re here to assist you in locating the best filter for a 30-gallon fish tank.

These products are necessary when you want to keep the water crystal clear and the fishkeeping environment healthy. A 30 gal aquarium can easily accommodate a filter and ensure that no chemicals, toxins and debris stay in the water for long.

See These 30 Gal Tank Filter Bestsellers:

Now, without much ado, let’s have a look at our list of offers for super happy fish:

Our Choice Recommendation: Tetra Whisper Power Filter

Tetra Whisper Power Filter for Aquariums, 3 Filters in 1, Up to...


This is one of the cheapest products you will find out there. However, it being cheap doesn’t mean that it lacks in performance. In fact, this option works like a charm when it comes to keeping a 30 gal aquariums ultra clean at all times.

Whisper Power Filters  are popular because they serve three operations simultaneously. Installing this offer will eliminate the need to add any other cleaning media because with this, you can clean the tank water mechanically

(cleans food/plant/fish waste etc), chemically (eliminates the odor and chemicals that harmful for the fish), and finally, biologically (promotes growth of beneficial bacteria)

All things considered, this is the ultimate offer for your fish tank, however, there is one thing that may be troublesome – it can be a bit noisy at times.


  • Performs a 3-way filtering process.
  • Cheaper.
  • Easy to assemble.


  • Noisy.

Option #2. Aqueon QuietFlow LED PRO Aquarium Power Filters

Aqueon QuietFlow LED PRO Aquarium Power Filters, Size 30-200GPH


If you’re looking for a filter that offers top notch filtration then your search ends at Aqueon Quietflow LED PRO aquarium power filter . The best thing about this choice is its 4 stage capability which ensures that the water in the tank stays clean. The 4 stages are mechanical, biological, chemical and wet-dry cleaning.

Stage#1: The waste particles and accumulated debris are removed by a dense floss. (Mechanical)

Stage#2: Harmful chemicals and toxins are removed from the water by activated carbons. (Chemical)

Stage#3: Nitrite and toxic ammonia that can be formed by fish waste is cleaned by bio-holster. (Biological)

Stage#4: In this stage, oxygen is regulated throughout the tank so that your pets can stay healthy.

The water flowing rate is higher compared to other products in this price and this option also works on a self starting system. So you can rest assured that your fish will stay safe and healthy when you install this offer in the tank. Also, there’s an LED that informs you when it is time to change cartridge.

While it is an amazing product, it does have one small flaw. This option can be hard to clean at times, but with a bit practice you will learn the art.


  • Super quite.
  • Offer 4 different types of cleaning.
  • Self-Start.


  • Difficult to clean the filter.

Option #3. Marineland Penguin Power Filter

MarineLand Penguin 200 Power Filter, 200GPH (PF0200B),Black


Marineland filters  need no introduction as they have been making equipment for aquariums for a long time. This particular choice is a powerful one as it can filter 200 gallons per hour, which is a lot considering other products that claim to be as good as this choice.

When you have this option in your tank then you won’t be seeing any debris floating or resting at the bottom thanks to the mechanical filtering it does. Also, this offer makes sure that the tank’s water doesn’t get cloudy or smelly as it can also clean chemicals and toxins with its chemical filtration.

Lastly, biological filtering ensures that bacteria is grown nicely and toxic ammonia is removed, thanks to the bio-wheel attached in the filter, doing this is a piece of cake for this choice.

While assembling this option is very easy if you follow the manual, however, this offer can be a little louder. Other than that, this is a great option.


  • Offers biological, mechanical and chemical filtering.
  • Easy to assemble.
  • Affordable.


  • Noisy.

Option #4. AquaClear Power Filter – 110 V

AquaClear 30 Power Filter, Fish Tank Filter for 10- to 30-Gallon...


This option from AquaClear is preferred by a lot of pet lovers for their fish tanks because of its high filtering rate (7x more than similar products).

This AquaClear filter doesn’t degrade the view as it can be hung on and hidden at the back. Also, it is up to you to set a flow rate because it offers a customized filter performance which a lot of products fail to do. The benefit here is that with this AquaClear product you can reduce the flow rate up to 50% and the water will get re-filtered multiple times, hence cleaner water.

Like other products on the list, this AquaClear product on Amazon provides all the filtration types. Buying this option will make your water cleaning task hassle free because this offer really is worth it and is one of the most ideal products  you can find.

However, on the downside, this AquaClear product requires a lot of maintenance and must be cleaned every 10 days or so.


  • Cleans water like a pro.
  • Super quiet.
  • Adjustable flow rate.


  • Needs a lot of maintenance or might get leaks.

Option #5. Grech CBG-500 5W UV Sterilizer Hang-On Back Filter

GRECH CBG-500 5W UV Sterilizer Hang-On Back Filter, 10-30...


This offer performs best in tanks ranging from 10 to 15 gallons . This choice is super stylish and enhances the look of your aquarium once hung on. You can control the water flow rate according to the size of the tank and your pets.

There’s also a surface skimmer that comes with the filter. Its job is to clean the oil from the surface of the tank. Apart from that, the UV fertilizer helps to reduce bacteria and algae that makes the water cloudy.

The flaw of the product is that when you are adjusting the water flow rate, the pump generates and passes air bubbles into the water and also makes noise.


  • The 5W UV sterilizer keeps the algae and bacteria suppressed.
  • Adjustable water flow with knobs.
  • Surface skimmer cleans oil from the top.


  • Noisy.


These are our 5 favorite options for sale online. However, keeping the tank and filter well maintained and clean is also necessary.

Contrary to the popular belief, 30 gal aquariums are easy to clean, along with the filters.

All you need to do is drain 10%-15% of tank water to lower the water level and extract any debris. Once done, clean the tank’s walls and the filter too.

Filter cartridges should also be rinsed and left to dry to prolong their life.

Last update on 2022-09-06 at 01:41 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. CERTAIN CONTENT THAT APPEARS ON THIS SITE, COMES FROM AMAZON. THIS CONTENT IS PROVIDED ‘AS IS’ AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.

We constantly make an effort to implement our editorial practices and policies through out our site. This entails researching all of our articles exhaustively and always doing our best to offer the most reliable details possible for our audience. Please check out our About Us Page for more info.

About The Author

Joseph Bartley
Twitter | Crunchbase

Joseph Bartley, also known as the WaterFilterFanatic, is a seasoned content writer who specializes in water filtration and water quality topics. On AllAboutWaterFilters, he has written a range of water filtration system reviews, water health and quality articles, swimming pool, hot tub and aquarium filtration guides, DIY methods to assist people clean their drinking water, and much more. Joseph enjoys spending his time working with the #AllAboutWaterFilters Editorial Team to provide some of the best quality water filtration content available on the web.

Thank you for visiting AllAboutWaterFilters. When you purchase through site links on our site, we may possibly earn an affiliate commission, at no extra expense to you. Please be sure to enjoy our website!