Editor's Choice - Our Favorite Koral Filters Aquarium Filter Accessories

1. Koral Filters Aquarium Filter Pad Media Roll - Dye-Free and Blue Bonded - Cut to Fit - Durable - Fis...

User Ratings: 76 2

Koral Filters First Impressions

"Bigger than expected."

But by two weeks, the output did drop. I don't advise using a UG filter as the only filtration source in large tanks. So here is the product size on the boxes that isn't included in the description! Replace prefilter on pump inlet while filter is running. I'm using this pad to HOB filters AC70 bottom and top of it’s sponge. But if you don't weekly vacuum it up, it will eventually clog the filter. And provide a few low current areas in the tank for fish who are stressed to rest.

  • Koral Filters Aquarium Filter Pad Media Roll - Dye-Free and Blue Bonded - Cut to Fit - Durable - Fish and Reef Aquarium Compatible - Clean Water
  • Non-toxic - Safe and Durable
  • Optimum waterflow with cleaning efficiency
  • Works with Fresh or Salt water
  • 12" wide 1" thick - Cut to fit media roll
  • 100% Satisfaction Guranteed
  • Manufacture: Koral Filters
  • Editor's Impressions Of The Koral Filters
  • Quality [star rating='3.8']
  • Value For Money [star rating='4.8']
  • Affordability [star rating='3.8']

Koral Filters Final Thoughts

"I'm a client for life."

Make sure to select the Medium size from Tetra. I had to take a blade and run it through all the slats because the factory doesnt q. Also work great as filler for canisters and other filters. Nitrates in small doses are not as harmful to the fish as Ammonia. Because they are the smart thing to do when you keep aquariums. I have always had an undergravel filter and my aquariums. You can run everything on battery backup sockets.

Overall Score
4.6

[star rating="4.6"]
(1160 Points)

Peoples Choice - Other Highly Rated Koral Filters Aquarium Filter Accessories

2. Koral Filters Aquarium Filter Pad Media Roll - Dye-Free and Blue Bonded - Cut to Fit - Durable - Fis...

User Ratings: 74 4

Koral Filters First Impressions

"Great product and def."

I purchased this bulk filter media for a Fluval 207 canister filter. Don't get anything smaller than 750VA as you don't want to overload them. Customizable in terms of media used. The filters fit fine and I was happy to see that some carbon packs were included. And provide a few low current areas in the tank for fish who are stressed to rest. Have been using this product for few month for my planted tank. They are easy to clean but are very small.

  • Koral Filters Aquarium Filter Pad Media Roll - Dye-Free and Blue Bonded - Cut to Fit - Durable - Fish and Reef Aquarium Compatible - Clean Water (12 ft, Blue)
  • ➠COMPATIBLE WITH AQUARIUMS; This filter exclusively made for fish and reef aquariums. Our rigid filter pad provides great mechanical filtration while providing important oxygenation for your ornamental garden pond and your aquarium.
  • ➠CUT-TO-FIT ROLL AND SAVE MONEY; Our proven filter comes with roll and you can easily cut that for your need. Buying in bulk can saves you lots of money since you can get the right size for your filtration system. Custom cut-to-fit almost any pond filter, waterfall filtration, circulation system or skimmer.
  • ➠RIGID AND REUSABLE; Our rigid and durable design allows our filter to resist warping, breaking and tearing. It is easy to clean and you use fish and reef aquarium filter again and again. Our washable and reusable filter perfect for fish and reef aquariums.
  • ➠CRYSTAL-CLEAR WATER; It has open fiber construction which allows for high volumes of water flow through pad while producing crystal-clear water. Our filter proudly MADE IN USA by Koral Filters!
  • ✅RISK-FREE SATISFACTION GUARANTEE; We are committed to our 100% CUSTOMER SATISFACTION so if you find that you are not 5-STAR HAPPY with us or our products, please contact us and we will do whatever it takes quickly to make sure you are 100% satisfied.
  • Manufacture: Koral Filters
  • Editor's Impressions Of The Koral Filters
  • Quality [star rating='4.7']
  • Value For Money [star rating='5']
  • Affordability [star rating='3.6']

Koral Filters Final Thoughts

"I've bought 3 of these."

The measurements are about 9 cm long x 4 cm wide and the hole is about 2 cm. I replace my filter material in my IM Nuvo 20 reef tank every week. Stop buying those expensive filters, buy this and make your own. I was having a problem with tiny fish getting sucked into the inlets. Because they are the smart thing to do when you keep aquariums. Still, the price is of course fine at 4 for 6. I had a 90 gallon aquarium that I did not use an undergravel filter in.

Overall Score
4.6

[star rating="4.6"]
(34 Points)

3. EmmaWu Turtle Filter Low Water Level Aquarium Filter Waterfall Flow Submersible Turtle Tank Filter (...

User Ratings: 67 14

EmmaWu First Impressions

"Just cut it to size."

We operate a saltwater bait store, dealing in live shrimp and bull minnows. Because they are the smart thing to do when you keep aquariums. I'm using this pad to HOB filters AC70 bottom and top of it’s sponge. For my smaller fish tank I find that it is just enough. Most plants won't like the highly oxygenated gravel and will die. I end up cutting a small 2x3 inch square for each of my media baskets. I just changed it today and the water is crystal clear-- no problems.

  • EmmaWu Turtle Filter Low Water Level Aquarium Filter Waterfall Flow Submersible Turtle Tank Filter (White)
  • Manufacture: EmmaWu
  • Editor's Impressions Of The EmmaWu
  • Quality [star rating='4.3']
  • Value For Money [star rating='5']
  • Affordability [star rating='3.8']

EmmaWu Final Thoughts

"Good quality."

The air stones, plastic tubing, and charcoal were provided which one would expect. Have been using this product for few month for my planted tank. Just be careful punching out the plastic. It was a struggle to keep the water clear before i got the goldfish. Customizable in terms of media used. Works well for my low flow Aquaclear 20. The material is a soft and not abrasive at all.

Overall Score
4.2

[star rating="4.2"]
(24 Points)

4. 10x Aquarium Fish Tank Undergravel Plastic Filter Board Aquarium Accessory

User Ratings: 56

Flameer First Impressions

"STICK WITH THE ORIGINAL."

I missed it in my opinion these filters are a must have. Keep your stocking of creatures low. They are easy to clean but are very small. Right now I am letting the filter work it's magic. This improves flow and prolongs time between cleaning. For my smaller fish tank I find that it is just enough. I double the size and fold them and put the bagged carbon between the layers.

  • 10x Aquarium Fish Tank Undergravel Plastic Filter Board Aquarium Accessory
  • High efficiency, eco-friendly and portable.
  • This undergravel filter hides from view for maximum aesthetics. Safe for use in both freshwater and saltwater tanks.
  • The filter plate circulates water through the gravel bed and oxygenates it for beneficial bacteria growth.
  • Simply place filter plates at the bottom of the tank and cover with gravel.
  • Material: Plastic. Size(LxWxH):Approx. 14x7x1.7cm/5.51x2.76x0.67inch
  • Manufacture: Flameer
  • Editor's Impressions Of The Flameer
  • Quality [star rating='4.5']
  • Value For Money [star rating='4.6']
  • Affordability [star rating='3.4']

Flameer Final Thoughts

"5 gallon tank."

Within a matter of hours I now have a crystal clear tank with pristine water. I had to rinse the sponges after about 2. Right now I am letting the filter work it's magic. If you have several aquariums, use separate UPS backups. Lets start with the amount of filter material you get. I took off two points because the pictures are misleading. It eventually begins to decompose into ammonia which is harmful to your fish.

Overall Score
4.0

[star rating="4"]
(6 Points)

5. FL!PPER DeepSee Max Orange Filter – Orange Filter Lens for DeepSee Magnetic Magnifying Glass – C...

FL!PPER First Impressions

"5 gallon tank."

Fun to modify your filter and clean tank as well. Don't restrict air-flow around them as they do get quite warm. It was nicely packaged and is a high quality filter material. Does the job and price was less or at least same as big retailers. Don't get anything smaller than 750VA as you don't want to overload them. Right now I am letting the filter work it's magic. Does the job and price was less or at least same as big retailers.

  • FL!PPER DeepSee Max Orange Filter – Orange Filter Lens for DeepSee Magnetic Magnifying Glass – Colored Fish Tank Magnifying Glass Lens for Coral Photography – Flipper Fish Tank Accessories, 5"
  • ORANGE PHOTOGRAPHY FILTER: Attach this orange filter lens to your Flipper DeepSee magnetic magnifying glass for crystal clear and bright coral and fish photography.
  • MAKE CORAL POP: The aquarium magnifying glass lens filter attaches to the DeepSee filter for magnification with color optimization. Filtering out blue light makes your coral colors pop!
  • EASY TO ATTACH: The simple lens filter design clips easily on to your magnetic magnifying glass for a different perspective on your aquarium. DeepSee Fish Tank Magnifier sold separately.
  • 5” ORANGE LENS: This filter lens is designed to attach to the 5” DeepSee fish tank magnifying glass on glass and acrylic tanks with up to 3/4" tank wall thickness.
  • 100% SATISFACTION GUARANTEE: If you aren't satisfied with your Flipper fish tank accessories for any reason, contact us within 60 days for replacement or refund. Must be sold from an authorized dealer.
  • Manufacture: FL!PPER Aquarium Products
  • Editor's Impressions Of The FL!PPER
  • Quality [star rating='4']
  • Value For Money [star rating='3.3']
  • Affordability [star rating='3.9']

FL!PPER Final Thoughts

"Hand down the best."

If you have several aquariums, use separate UPS backups. Of course you will need to let the silicone cure before installing in water. Don't get anything smaller than 750VA as you don't want to overload them. The other tank is an old AIO retro tank I have with a media rack in it. The air stones, plastic tubing, and charcoal were provided which one would expect. It comes with carbon filters, and air stones. In 20 gallon and under sized tanks these start becoming feasible primary filters.

Overall Score
4.0

[star rating="4"]
(1 Points)

6. 4-Pack Fluval-Compatible Replacement Foam Filters - Works with 304 / 305/ 306 / 404 / 405 / 406 Aqua...

User Ratings: 84 3

Evergreen Pet Supplies 14870093 First Impressions

"Works great."

TopFin frame is on the left, Tetra on the right. I can now afford to change all my filters at a fraction of the cost. For my smaller fish tank I find that it is just enough. A great addition to the filtration system. Works well for my low flow Aquaclear 20. I have been using an Aquaclear 50 on a 20g long planted tank. It was a struggle to keep the water clear before i got the goldfish.

  • 4-Pack Fluval-Compatible Replacement Foam Filters - Works with 304 / 305/ 306 / 404 / 405 / 406 Aquarium Canister Filter Models - Equivalent to Bio-Foam A237 - Made in the USA By Impresa Products
  • Fluval (TM) Compatible: Our foam filter pack is designed for perfect compatibility with Fluval (TM) external canister filters models 304 / 305 / 306 (300 liter / 70 gallon) and 404 / 405 / 406 (400 liter / 100 gallon)
  • Highly Effective: Our foam offers top-notch mechanical and biological filtration, capturing small particles that are not picked up in the first filtration stage. The network of pores and large surface area ensure a healthy tank, letting your fish and plants thrive!
  • Made In The USA: Our foam compatible with Fluval filters are made to exact specifications from the highest quality filtration foam and are PROUDLY MADE IN THE USA. Compatible with fresh and saltwater / marine aquariums
  • Value Pack: Our 4-pack of filter foams ensure that you are never without a replacement when you need one. No need to pay top dollar for replacement filters - our filter are ideal for your device
  • Please note: This is an aftermarket product (produced by Impresa Products). We have no affiliation with or endorsement from any of the manufacturers mentioned
  • Manufacture: Evergreen Pet Supplies
  • Product Dimensions: 3 x 2 x 2 inches; 0.81 Ounces
  • Editor's Impressions Of The Evergreen Pet Supplies 14870093
  • Quality [star rating='4.6']
  • Value For Money [star rating='4.3']
  • Affordability [star rating='3.8']

Evergreen Pet Supplies 14870093 Final Thoughts

"Hehehehehe shhhhh."

Most plants won't like the highly oxygenated gravel and will die. My tank is 12x36 so I utilized 3 of the panels. I have always had an undergravel filter and my aquariums. I will be using Koral Filter material from now on. 7in, which is only about half the length of the unit. Most plants won't like the highly oxygenated gravel and will die. I change my filters once a month, so the 12 pack lasts me a year!

Overall Score
4.7

[star rating="4.7"]
(663 Points)

7. The Filter Pro Black Coarse Filter Media, 1.25" Thick, 12" x 56" Roll, Perfect for Aquariums, Ponds ...

User Ratings: 66

The Filter Pro First Impressions

"Hand down the best."

Better than branded media filters cartridges. It comes with carbon filters, and air stones. I replace my filter material in my IM Nuvo 20 reef tank every week. The filter material itself is good quality material too that doesn't break open. You will also need to replace their rechargeable batteries about every 2 years or so. This is great for transporting aquarium life from location to location too. This is great for transporting aquarium life from location to location too.

  • The Filter Pro Black Coarse Filter Media, 1.25" Thick, 12" x 56" Roll, Perfect for Aquariums, Ponds or Water Gardens, Made in USA
  • 1.25" Thick, 12" x 56" Roll, Perfect for Aquariums, Ponds or Water Gardens, Made in USA
  • Coarse density captures larger debris. Traps and removes free floating debris, uneaten food, waste, and other ammonia producing contaminants for crystal clear water.
  • Durable, long lasting and reusable. This filter media can be rinsed and reused multiple times saving you money.
  • Cut to fit to any size for use in multiple filtration applications.
  • Provides mechanical and biological filtration with an immense surface area ideal for beneficial nitrifying bacteria.
  • Manufacture: The Filter Pro
  • Editor's Impressions Of The The Filter Pro
  • Quality [star rating='3.6']
  • Value For Money [star rating='4.6']
  • Affordability [star rating='4.3']

The Filter Pro Final Thoughts

"No issues."

In 20 gallon and under sized tanks these start becoming feasible primary filters. You can run everything on battery backup sockets. The Tetra Medium bio-bag slip easily on an original Top Fin plastic holder. It comes with the filter bag, bag frame, and charcoal media all separate. So stock your tanks a few fish at a time. I bought these because I was afraid my shrimp were getting sucked up in the filter. Works well for my low flow Aquaclear 20.

Overall Score
4.6

[star rating="4.6"]
(24 Points)

8. MarineLand Polishing Filter Pads, Mechanical Filtration for Canister Filters

User Ratings: 85 1

MarineLand PA11480 First Impressions

"This will last me awhile."

Any floating debri will get caught in a sponge intake on the reverse power head kit. It was exactly what I needed and fit beautifully. They do feel a little thin but we'll see how they hold up over time. Customizable in terms of media used. That's a long time if you knew how nasty that many shrimp and minnows can be! Keep your stocking of creatures low. Work perfect on my shrimp tank to keep them out of the filter.

  • MarineLand Polishing Filter Pads, Mechanical Filtration for Canister Filters
  • POLISHING FILTER PADS: Helps to ensure a clean and healthy aquatic environment.
  • MECHANICAL FILTRATION: Screens out fine particulates to promote increased water clarity.
  • FOR USE WITH: Fits Marineland C-Series and Magniflow Canister Filters (see packaging for sizing details).
  • FOR BEST RESULTS: Change polishing filter pad once a month.
  • MARINELAND FILTRATION PRODUCTS: Count on Marineland brand for the most reliable, technically advanced aquariums and accessories on the market.
  • Screens Out Particulate Dirt and Debris
  • For PC 160 and 220
  • aquarium filter accessories
  • Manufacture: Marineland
  • Product Dimensions: 6.5 x 1.77 x 6.5 inches; 0.8 Ounces
  • Editor's Impressions Of The MarineLand PA11480
  • Quality [star rating='4.4']
  • Value For Money [star rating='5']
  • Affordability [star rating='5']

MarineLand PA11480 Final Thoughts

"I've bought 3 of these."

Don't shut it off for more than a few minutes at a time. I purchased these for an aquarium at school. My pad collected yellow cloudy color also all waste. Just be super careful with the tubes! I can now afford to change all my filters at a fraction of the cost. Better than branded media filters cartridges. For obvious reasons, don't put them directly above or below a tank.

Overall Score
4.8

[star rating="4.8"]
(1590 Points)

9. Hffheer Aquarium Purification Activated Carbon Aquarium Filter Charcoal Media Aquarium Fish Tank Pur...

Hffheer First Impressions

"Easy to use repeatedly."

If your looking for a great media pad, stop here and order this! I use this in my filter for aquarium 55 gal. The material is a soft and not abrasive at all. I use this in my filter for aquarium 55 gal. Ignore all the noise about them being outdated they are a must-have buy it. This is great for transporting aquarium life from location to location too. I purchase the 8 pack size Large and fits great on my TopFin 40 Gallon Filter.

  • Hffheer Aquarium Purification Activated Carbon Aquarium Filter Charcoal Media Aquarium Fish Tank Purification Accessories with Fine Mesh Bag
  • STRONG ABSORPTION: It can strongly absorb certain harmful substance to achieve the removal efficiency, purify the fish tank water, and improve the water quality.
  • HEALTHY ENVIRONMENT FOR FISH: Our activated carbon is suitable for both fresh and saltwater aquarium filters. The activated carbon ensure the water quality and provides the good environment for your fish.
  • NET BAG DESIGN: Our product comes with the net bag. It's very easy to use, which make it easy to purify the fish tank water.
  • PREMIUM MATERIAL: Our activated carbon is made of coconut shell charcoal, and it is safe and non-toxic. It can absorbs toxic waste, odor, heavy metal from your fishes' water.
  • PAY ATTENTION: Please allow 0-2cm error due to the manual measurement. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Thanks for your understanding.
  • Manufacture: Hffheer
  • Product Dimensions: 7.87 x 3.94 x 1.97 inches; 1.76 Ounces
  • Editor's Impressions Of The Hffheer
  • Quality [star rating='4.5']
  • Value For Money [star rating='5']
  • Affordability [star rating='5']

Hffheer Final Thoughts

"Works well."

I change my filters once a month, so the 12 pack lasts me a year! It eventually begins to decompose into ammonia which is harmful to your fish. The concentration of flow will mean faster clogging, lower flow and motor strain. And provide a few low current areas in the tank for fish who are stressed to rest. I double the size and fold them and put the bagged carbon between the layers. The foam is not coarse as illustrated; it's finer and denser. Don't shut it off for more than a few minutes at a time.

Overall Score
5.0

[star rating="5"]
(1 Points)

10. Biohome SuperBioGravel Aquarium Filter Media

User Ratings: 81

Biohome First Impressions

"It cuts easily."

Right now I am letting the filter work it's magic. If you're looking for new filters, go with these. It eventually begins to decompose into ammonia which is harmful to your fish. It made no sense why one was ten and the other was twenty. The filters fit fine and I was happy to see that some carbon packs were included. And provide a few low current areas in the tank for fish who are stressed to rest. For obvious reasons, don't put them directly above or below a tank.

  • Biohome SuperBioGravel Aquarium Filter Media
  • 5 Pound of Biohome Super Biogravel Aquarium Filter/Substrate Media
  • Fast control ammonia, nitrite, and nitrate
  • Media for under gravel filter, internal filters, HOB filters, small canister filters and DIY filters made from ornaments.
  • Support beneficial bacteria growth
  • Made from sintered glass easily cleaned using gravel cleaner
  • Manufacture: Biohome
  • Editor's Impressions Of The Biohome
  • Quality [star rating='5']
  • Value For Money [star rating='5']
  • Affordability [star rating='4.3']

Biohome Final Thoughts

"Glad I bought 2."

You will also need to replace their rechargeable batteries about every 2 years or so. The foam is not coarse as illustrated; it's finer and denser. This is great for transporting aquarium life from location to location too. It works okay for now but I hope it does not mess up my filter in the long run. If you have several aquariums, use separate UPS backups. I will be using Koral Filter material from now on. I will update more pictures later, once the water isnt cloudy.

Overall Score
4.7

[star rating="4.7"]
(19 Points)

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