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20 Best Filter For Betta Fish (2023 Updated)

Betta fish are a type of freshwater fish that are native to Southeast Asia. They are known for their bright colors and beautiful fins. Bettas are a popular choice for aquariums and fish bowls.

Bettas are very easy to care for and they can live in a variety of different environments. However, it is important to provide them with a good filtration system. A good filter for betta fish will remove harmful toxins and bacteria from the water.

It will also help to keep the water clean and clear.

20 Best Filter For Betta Fish

Product Image Product Name Features Price

Aquaclear 50 Power Filter

  • Ideal for 76 to 190 L aquariums
  • Patented flow control feature allows you to adjust the water flow according to your aquarium needs

Cascade 700 Canister Aquarium Filter – Penn-Plax

  • 700

Tetra Whisper IQ Power Filter – 20 Gallon

  • A quiet, durable and easy filter system that uses StayClean Technology to provide easier maintenance and healthier fish
  • Flow control allows you to reduce the flow of water as low as 10 GPH

Penn-Plax Cascade 200 Hang-on Aquarium Filter with Quad Filtration System

  • Cascade 200 – Up To 55 Gallons (185 Gph)

Seachem Tidal 55 Filter

  • Lid turns into a tray for the media basket when doing maintenance
  • Maintenance monitor alerts you when to clean filter
  • Adjustable leveling device

Penn-Plax Premium Undergravel Aquarium Filter

  • 55 Gal

Aqueon QuietFlow Canister Filter – 300

  • Easy access for routine maintenance
  • Multistage filtration
  • Flexible setups for optimal performance

Penn Plax Cascade Internal Filter 600

  • 50 Gallon

Fluval C3 Power Filter

  • Power filter featuring 5 stages of filtration for aquariums between 20 to 50 gallons
  • Filters 153 gallons per hour
  • Equipped with cleaning indicator for when the polyfoam needs to be rinsed

Aqueon Betta Filter with Volcano

  • 1 Count

Bio Sponge Filter Betta Fry Shrimp Aquarium Fish Tank Double Head

  • L Double Head

Aqueon Betta Filter with Natural Plant

  • 1 Count

Marina Internal Filter – i25

  • Enhances aquarium water quality
  • Ideal for goldfish or tropical tanks up to 25 L
  • Waterfall spout for continuous oxygenation

Aquael 113612 Indoor Aquarium Filter Silver

  • Aquariumgrootte max: ca. 150 liter debiet: 500 l/u. Verbruik: 5 W Voltage: 220 V, 50 Hz.
  • Afmetingen: 65 x 50 x 185 H mm.
  • Incl. biologische spons incl. pomp incl. wateruitloop 180° verstelbaar.

Fluval U2 Underwater Filter : Aquarium Filters : Pet Supplies

  • Use as a primary filter for smaller aquariums, or supplementary filter for larger aquariums
  • Sleek design with easy grip water control panel and redesigned media cartridge to trap more debris

Marina S15 Power Filter

  • 15 / 57 L

Aquatop 4 Stage Canister Filter with UV Sterilizer

  • Cf400-Uv – 9 Watts – 370 Gph

Penn Plax Fishbowl Filter Kit

  • Fits any drum or round fishbowl with 10cm opening
  • Adjustable filter plate
  • Lift Tube included

Tetra EasyCrystal Internal Aquarium Filter Box 600

  • Ensures crystal-clear, healthy water thanks to its intensive mechanical, biological and chemical filtering mechanism
  • Mechanical filtration: double-layered filter ensures that even the smallest particles are removed
Aquaclear 50 Power Filter
  • Ideal for 76 to 190 L aquariums
  • Patented flow control feature allows you to adjust the water flow according to your aquarium needs
Cascade 700 Canister Aquarium Filter – Penn-Plax
  • 700
Tetra Whisper IQ Power Filter – 20 Gallon
  • A quiet, durable and easy filter system that uses StayClean Technology to provide easier maintenance and healthier fish
  • Flow control allows you to reduce the flow of water as low as 10 GPH
Penn-Plax Cascade 200 Hang-on Aquarium Filter with Quad Filtration System
  • Cascade 200 – Up To 55 Gallons (185 Gph)
Seachem Tidal 55 Filter
  • Lid turns into a tray for the media basket when doing maintenance
  • Maintenance monitor alerts you when to clean filter
  • Adjustable leveling device
Penn-Plax Premium Undergravel Aquarium Filter
  • 55 Gal
Aqueon QuietFlow Canister Filter – 300
  • Easy access for routine maintenance
  • Multistage filtration
  • Flexible setups for optimal performance
Penn Plax Cascade Internal Filter 600
  • 50 Gallon
Fluval C3 Power Filter
  • Power filter featuring 5 stages of filtration for aquariums between 20 to 50 gallons
  • Filters 153 gallons per hour
  • Equipped with cleaning indicator for when the polyfoam needs to be rinsed
Aqueon Betta Filter with Volcano
  • 1 Count
Bio Sponge Filter Betta Fry Shrimp Aquarium Fish Tank Double Head
  • L Double Head
Aqueon Betta Filter with Natural Plant
  • 1 Count
Marina Internal Filter – i25
  • Enhances aquarium water quality
  • Ideal for goldfish or tropical tanks up to 25 L
  • Waterfall spout for continuous oxygenation
Aquael 113612 Indoor Aquarium Filter Silver
  • Aquariumgrootte max: ca. 150 liter debiet: 500 l/u. Verbruik: 5 W Voltage: 220 V, 50 Hz.
  • Afmetingen: 65 x 50 x 185 H mm.
  • Incl. biologische spons incl. pomp incl. wateruitloop 180° verstelbaar.
Fluval U2 Underwater Filter : Aquarium Filters : Pet Supplies
  • Use as a primary filter for smaller aquariums, or supplementary filter for larger aquariums
  • Sleek design with easy grip water control panel and redesigned media cartridge to trap more debris
Marina S15 Power Filter
  • 15 / 57 L
Aquatop 4 Stage Canister Filter with UV Sterilizer
  • Cf400-Uv – 9 Watts – 370 Gph
Penn Plax Fishbowl Filter Kit
  • Fits any drum or round fishbowl with 10cm opening
  • Adjustable filter plate
  • Lift Tube included
Tetra EasyCrystal Internal Aquarium Filter Box 600
  • Ensures crystal-clear, healthy water thanks to its intensive mechanical, biological and chemical filtering mechanism
  • Mechanical filtration: double-layered filter ensures that even the smallest particles are removed

1. Aquaclear 50 Power Filter

Aquaclear 50 Power Filter

  • Ideal for 76 to 190 L aquariums
  • Patented flow control feature allows you to adjust the water flow according to your aquarium needs
  • Unique waterfall design enables filtered water to return to the tank silently, gently breaking the surface tension and creating beneficial oxygenation
  • Filtration volume that is up to 7 times larger than comparable filters

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Details
Weight 2 lb

2. Cascade 700 Canister Aquarium Filter – Penn-Plax

Cascade 700 Canister Aquarium Filter - Penn-Plax

  • 700

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Specifications

Details
Is Discontinued By Manufacturer No
Product Dimensions 15 x 11.5 x 10 inches; 10 Pounds
Item Package Dimensions L x W x H 15.8 x 12 x 10.75 inches
Item Dimensions LxWxH 15 x 11.5 x 10 inches
Target Audience Keyword Reptiles, Turtles, Fish

3. Tetra Whisper IQ Power Filter – 20 Gallon

Tetra Whisper IQ Power Filter - 20 Gallon

  • A quiet, durable and easy filter system that uses StayClean Technology to provide easier maintenance and healthier fish
  • Flow control allows you to reduce the flow of water as low as 10 GPH
  • A soft barrier separates the motor from the filter to minimize noise, sound less the 40dB
  • The submerged motor starts up with no priming required
  • Uses filter cartridges

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Details
Tetra Whisper IQ Filter 20 Gal.

4. Penn-Plax Cascade 200 Hang-on Aquarium Filter with Quad Filtration System

Penn-Plax Cascade 200 Hang-on Aquarium Filter with Quad Filtration System

  • Cascade 200 – Up To 55 Gallons (185 Gph)

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Specifications

Details
Is Discontinued By Manufacturer No
Product Dimensions 7 x 5 x 7.5 inches; 2.1 Pounds
Item Package Dimensions L x W x H 7.63 x 7.25 x 5.13 inches
Item Dimensions LxWxH 7 x 5 x 7.5 inches
Directions Follow included paper instructions.

5. Seachem Tidal 55 Filter

Seachem Tidal 55 Filter

  • Lid turns into a tray for the media basket when doing maintenance
  • Maintenance monitor alerts you when to clean filter
  • Adjustable leveling device
  • Adjustable intake flow
  • Self priming pump and self cleaning impeller

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Specifications

Details
Aquarium Size Upto 55 US gal
Flow Rate 250 US GPH
Filter Volume 0.32 US gal
Wall Clearance 3″
Tank Trim Clearance 1″
Internal Tank Clearance 1-11/16″
Length (Media Chamber) 7-3/8″
Height (Media Chamber) 5-7/8″
Length 8-1/16″

6. Penn-Plax Premium Undergravel Aquarium Filter

Penn-Plax Premium Undergravel Aquarium Filter

  • 55 Gal

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Details
Manufacturer Part Number 030172390845
Product Line Clear-Free
Product Name Clear-Free Aquarium Filter
Product Type Aquarium Filter
Product Color Royal Blue

7. Fluval U3 Underwater Filter

Fluval U3 Underwater Filter

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Details
Manufacturer Part Number 015561104753
Product Name U3 Underwater Filter
Product Type Aquarium Filter
Physical Characteristics
Product Material Foam,Polycarbon
Height 10.5″
Width 3.3″
Length 4″
Weight (Approximate) 1 lb
Miscellaneous
Package Contents U3 Underwater Filter. 2 x Foam Pads. 2 x Poly/Carbon Cartridges. BioMax Biological Rings
Compatibility Fresh or Saltwater Aquariums 24-40 US Gal (90-150 L)
Warranty
Limited Warranty 3 Year

8. Aqueon QuietFlow Canister Filter – 300

Aqueon QuietFlow Canister Filter - 300

  • Easy access for routine maintenance
  • Multistage filtration
  • Flexible setups for optimal performance
  • Easily accessible carbon cartridge for quick & easy replacement

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Details
Is Discontinued By Manufacturer No
Product Dimensions 12 x 14 x 15.5 inches; 14.9 Pounds
Item Package Dimensions L x W x H 16.2 x 14.9 x 12 inches
Item Dimensions LxWxH 12 x 14 x 15.5 inches
Target Audience Keyword Fish

9. Penn Plax Cascade Internal Filter 600

Penn Plax Cascade Internal Filter 600

  • 50 Gallon

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Specifications

Details
Filter/Media Type Biological
Fish Type All Fish Types
Maximum Aquarium Size 50 gal
Package Quantity 1
Product Length 3 in

Reviews From Real Customers

4filter
Dustin
judith

10. Fluval C3 Power Filter

Fluval C3 Power Filter

  • Power filter featuring 5 stages of filtration for aquariums between 20 to 50 gallons
  • Filters 153 gallons per hour
  • Equipped with cleaning indicator for when the polyfoam needs to be rinsed
  • Clip on filter; Quick and easy maintenance
  • Helps provide a stress-free environment; Works to maintain refreshing crisp water

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Specifications

Details
Is Discontinued By Manufacturer No
Product Dimensions 9 x 5.5 x 9 inches; 1.76 Pounds
Country of Origin Italy
Item Package Dimensions L x W x H 8.7 x 8.43 x 5.04 inches
Item Dimensions LxWxH 9 x 5.5 x 9 inches

11. Aqueon Betta Filter with Volcano

Aqueon Betta Filter with Volcano

  • 1 Count

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Weight 0.31 lb

12. Bio Sponge Filter Betta Fry Shrimp Aquarium Fish Tank Double Head

Bio Sponge Filter Betta Fry Shrimp Aquarium Fish Tank Double Head

  • L Double Head

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13. Aqueon Betta Filter with Natural Plant

Aqueon Betta Filter with Natural Plant

  • 1 Count

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Weight 0.2 lb

14. Marina Internal Filter – i25

Marina Internal Filter - i25

  • Enhances aquarium water quality
  • Ideal for goldfish or tropical tanks up to 25 L
  • Waterfall spout for continuous oxygenation

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Specifications

Details
Assembly No
Suitability Fish

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kaf1502

15. Aquael 113612 Indoor Aquarium Filter Silver

Aquael 113612 Indoor Aquarium Filter Silver

  • Aquariumgrootte max: ca. 150 liter debiet: 500 l/u. Verbruik: 5 W Voltage: 220 V, 50 Hz.
  • Afmetingen: 65 x 50 x 185 H mm.
  • Incl. biologische spons incl. pomp incl. wateruitloop 180° verstelbaar.

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Details
Capacity intervals 300l/h – 1000l/h

16. Fluval U2 Underwater Filter : Aquarium Filters : Pet Supplies

Fluval U2 Underwater Filter : Aquarium Filters : Pet Supplies

  • Use as a primary filter for smaller aquariums, or supplementary filter for larger aquariums
  • Sleek design with easy grip water control panel and redesigned media cartridge to trap more debris
  • Convenient flip-top lid allows for quick and easy access to filter cartridge for maintenance or replacement
  • Designed for freshwater, saltwater and reptile environments up to 30 gallons

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17. Marina S15 Power Filter

Marina S15 Power Filter

  • 15 / 57 L

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Specifications

Details
Dimensions 9.1 x 6.4 x 3.7 inches
Aquarium Type Freshwater, Saltwater
Fish Type Tropical Freshwater, Betta, Cichlid, Goldfish
Tank Size up to 10 gallons

18. Aquatop 4 Stage Canister Filter with UV Sterilizer

Aquatop 4 Stage Canister Filter with UV Sterilizer

  • Cf400-Uv – 9 Watts – 370 Gph

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Weight 10 lb

19. Penn Plax Fishbowl Filter Kit

Penn Plax Fishbowl Filter Kit

  • Fits any drum or round fishbowl with 10cm opening
  • Adjustable filter plate
  • Lift Tube included
  • Replacement filter cartridge
  • Air stone included

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Dimensions (Overall) 7 inches (L), 3 inches (H) x 5 inches (W)
Intended Pet Type Fish
Pets subtype Aquarium Filters

Reviews From Real Customers

dudamum
Mack
kw73

20. Tetra EasyCrystal Internal Aquarium Filter Box 600

Tetra EasyCrystal Internal Aquarium Filter Box 600

  • Ensures crystal-clear, healthy water thanks to its intensive mechanical, biological and chemical filtering mechanism
  • Mechanical filtration: double-layered filter ensures that even the smallest particles are removed
  • Biological filtration: BioGrid with an extra large surface area where useful bacteria can settle
  • Chemical filtration: special active carbon to remove water discolouration and unpleasant odours
  • Can be folded together to save space

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Capacity intervals 300l/h – 1000l/h

Conclusion

There are a few things to keep in mind when choosing a filter for your betta fish. The size of the filter is important, as bettas are small fish and need a filter that is not too powerful. The filter should also have a gentle flow, as bettas are not strong swimmers and can be easily overwhelmed by a strong current.

Additionally, the filter should be easy to clean, as bettas are sensitive to water quality and a dirty filter can quickly lead to poor water quality.

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