25 Best Power Filter for Aquarium Minis
for March 2021

Recommendations are independently chosen by MOOZ’s editors. Purchases you make through our links may earn us a commission.

1
9.9
SCORE
EA Performance Hang-On The Back Power Filter - Up to 4 Gallons - for Desktop and Betta Aquariums - NOT Made in China

EA Performance Hang-On The Back Power Filter

Up to 4 Gallons, for Desktop and Betta Aquariums, NOT Made in China

by EA
What We like

Plug and play design for easy installation and simple maintenance.

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Product Features

  • Our performance power filter are designed for nanos, betta aquariums, and small desktop aquariums up to 4 gallons.
  • The dual stage filtration design provides biological and mechanical filtration for an optimal aquatic environment.
  • Promote a healthy aquatic experience with our ultra efficient filtration system.

Promote a hEAlthy aquatic experience with our ultra efficient filtration system. The dual stage filtration design provides biological and mechanical filtration for an optimal aquatic environment. Our performance power filter are designed for nanos, betta aquariums, and small desktop aquariums up to 4 gallons.

2
9.7
SCORE
WishLotus Portable Aquarium Filter, Internal Purifier Fish Tank Filter, Mini Multi Layer Power Filter for Fish Tank, Sponge Fish Filter is Suitable for Freshwater and Saltwater Household Tank/Aquarium

WishLotus Portable Aquarium Filter

Internal Purifier Fish Tank Filter, Mini Multi Layer Power Filter for Fish Tank, Sponge Fish Filter is Suitable for Freshwater and Saltwater Household Tank/Aquarium

by WishLotus
What We like

5. Sponge filter for the fish tank can be installed anywhere, perfect for shrimp tank, betta tank, breeder tanks, turtle tank, goldfish, discus, crayfish, fry, baby fish, or other fish.

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Product Features

  • 2. You can take down the sponge from the filter, easy to clean or replace it. Sponges filter traps floating debris and protect your baby fish from being sucked up into the smallfilterforfishtank.
  • 3. The fish tank filter is small in size, does not occupy space, and adopts silent mode, which does not produce any noise at all when working.
  • 4. Filter aquarium while increasing oxygen, it can also filter water and keep the water clean.
  • 1. Simply install a small filter for the fish tank connect this filter, provides filtration, a great way to clean and oxygenate your tanks.

4. filter aquarium while increasing oxygen, it can also filter water and keep the water clean. 3. the fish tank filter is small in size, does not occupy space, and adopts silent mode, which does not produce any noise at all when working. 2. you can take down the sponge from the filter, easy to clean or replace it. sponges filter traps floating debris and protect your baby fish from being sucked up into the smallfilterforfishtank. 1. simply install a small filter for the fish tank connect this filter, provides filtration, a great way to clean and oxygenate your tanks.

3
9.7
SCORE
Penn-Plax Cascade 20 Power Filter – Mini Hang-On Filter with Quad Filtration – Great for Freshwater and Saltwater Setups, (Model: CPF6)

Penn-Plax Cascade 20 Power Filter – Mini Hang-On Filter with Quad Filtration – Great for Freshwater and Saltwater Setups

(Model: CPF6)

by Penn Plax, INC.
What We like

ACCOMMODATING: The adjustable flow knob allows for increased or decreased water flow at will, which is extremely helpful during feeding times, or use it as needed. The hang-on design is constructed for safe mounting. With a provided extension piece, the lift tube measures between 5 (min) and 6 1/2 (max).

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Product Features

  • OVERALL MEASUREMENTS: 4. 5 (H) x 3. 75 (W) x 3 (D)
  • EXTREMELY BENEFICIAL: This Cascade filter utilizes disposable, double-sided media cartridges that contain Activated Carbon and Poly Fiber Floss. The included cartridge traps floating particulate matter, removes harmful chemicals and toxins, clears up discolorations, and reduces foul odors from your aquariums water.
  • QUIET & EFFICIENT: The Cascade 20 Mini Power Hang-On Filter quietly delivers crystal clear water throughout the aquarium. This filter pushes water at 20 Gallons per Hour (GPH) for tanks up to 7 Gallons in size. Its great for Freshwater and Saltwater aquariums.
  • SHOP PENN-PLAX FOR ALL YOUR PETS NEEDS: Penn-Plax is a manufacturer and distributor of top quality pet supplies, who specialize in creating excellent pet products for animals, both great and small.

Quiet & efficient: the cascade 20 mini power hang-on filter quietly delivers crystal clear water throughout the aquarium. this filter pushes water at 20 gallons per hour (gph) for tanks up to 7 gallons in size. its great for freshwater and saltwater aquariums. Shop penn-plax for all your pets needs: penn-plax is a manufacturer and distributor of top quality pet supplies, who specialize in creating excellent pet products for animals, both great and small. Overall measurements: 4. 5 (h) x 3. 75 (w) x 3 (d) Extremely beneficial: this cascade filter utilizes disposable, double-sided media cartridges that contain activated carbon and poly fiber floss. the included cartridge traps floating particulate matter, removes harmful chemicals and toxins, clears up discolorations, and reduces foul odors from your aquariums water.

4
9.7
SCORE
Marineland Emperor Power Filter Cartridge Rite-Size E, 4 Count, Replacement Cartridge For Aquarium Filtration

Marineland Emperor Power Filter Cartridge Rite-Size E

4 Count, Replacement Cartridge For Aquarium Filtration

by Marineland
What We like

age_range_description: all ranges

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5
9.6
SCORE
Rio Mini 50 Internal Power Filter for Aquarium

Rio Mini 50 Internal Power Filter for Aquarium

by TAAM
What We like

Energy efficient

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Product Features

  • Fully submerible
  • Easy installation
  • Quiet operation

Fully submerible Easy installation Quiet operation

6
9.6
SCORE
DaToo Aquarium Power Filter in-Tank Ultra Silent Small Fish Tank Filter 3W for Aquarium 1 to 10 Gallon Tank, 1 Yr Warranty

DaToo Aquarium Power Filter in-Tank Ultra Silent Small Fish Tank Filter 3W for Aquarium 1 to 10 Gallon Tank

1 Yr Warranty

by DaToo
What We like

BPA-Free AND ENERGY SAVING: A safe and healthy material is crucial to the health of fish. Every component of the DaToo Aquarium Filter is made with High-quality, Sturdy, BPA-free plastic. Long-term use does not produce toxins, safe for you and your lovely fish. Super energy efficient design, only consume 2KWH of electricity per month.Select DaToo Aquarium Filter, not only cares for your fish health, but also saves your electricity bill.

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Product Features

  • POWERFUL FILTERING: In the process of raising fish, due to feeding and fish excretion, our fish tank will inevitably produce some harmful impurities and odor. DaToo Filter uses enhanced filter Cartridge with activated carbon, can effectively absorb harmful impurities in the water and remove odors from the tank. Large filter space, extra filter materials can be added as needed, such as biochemical ball, carbon bag, etc. Filtration capacity than similar products increased by 2 to 3 times.
  • DaToo AQUARIUM FILTER: How to create a clean and healthy environment for our beloved fish? This is a concern for everyone who likes fish farming. But DaToo filter help you easily implement it. Strong horse-power, Waterfall type water flow, perfect work in 24 hours ensures a clean and healthy water environment. Now follow me to get to know DaToo Aquarium Filter. Let's Go!!
  • ULTRA-QUIET: Humans need a good night's sleep, and so are fish. Noise can make fish irritable and even sick. But if you choose DaToo you don't have to worry about this.Ultra-quiet motor, multiple noise reduction designs ensure that DaToo offers you and your fish a quiet and comfortable night. Select DaToo Filter, Let us say goodbye to noise
  • FIT: Suitable aquarium tank is 1 Gallon~10 Gallon and will function in as little as 1.5 inches of water -- making DaToo Aquarium Filter not only suitable for fish tank but also for turtle tank and can creat a waterfall inside the tank.Note: Please ensure that the water level exceeds the inlet

Powerful filtering: in the process of raising fish, due to feeding and fish excretion, our fish tank will inevitably produce some harmful impurities and odor. DaToo filter uses enhanced filter cartridge with activated carbon, can effectively absorb harmful impurities in the water and remove odors from the tank. large filter space, extra filter materials can be added as needed, such as biochemical ball, carbon bag, etc. filtration capacity than similar products increased by 2 to 3 times. Fit: suitable aquarium tank is 1 gallon~10 gallon and will function in as little as 1.5 inches of water -- making DaToo aquarium filter not only suitable for fish tank but also for turtle tank and can creat a waterfall inside the tank.note: please ensure that the water level exceeds the inlet Ultra-quiet: humans need a good night's sleep, and so are fish. noise can make fish irritable and even sick. but if you choose DaToo you don't have to worry about this.ultra-quiet motor, multiple noise reduction designs ensure that DaToo offers you and your fish a quiet and comfortable night. select DaToo filter, let us say goodbye to noise DaToo aquarium filter: how to create a clean and healthy environment for our beloved fish? this is a concern for everyone who likes fish farming. but DaToo filter help you easily implement it. strong horse-power, waterfall type water flow, perfect work in 24 hours ensures a clean and healthy water environment. now follow me to get to know DaToo aquarium filter. let's go!!

7
9.4
SCORE
Aqueon QuietFlow LED PRO Aquarium Power Filter 10

Aqueon QuietFlow LED PRO Aquarium Power Filter 10

by Central Garden & Pet
What We like

Internal pump design helps dampen noise and eliminate leaks

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Product Features

  • Provides mechanical, chemical, biological filtration plus additional assistance with the Aqueon specialty filter pads
  • LED indicator light flashes when its time to replace clogged cartridges by monitoring actual water levels.
  • Certified flow rates that assure proper water circulation for improved fish health
  • Uses medium Aqueon replacement cartridges
  • Self-priming starts up automatically after cleaning or power interruptions.

Provides mechanical, chemical, biological filtration plus additional assistance with the aqueon specialty filter pads Self-priming starts up automatically after cleaning or power interruptions. Uses medium aqueon replacement cartridges Led indicator light flashes when its time to replace clogged cartridges by monitoring actual water levels. Certified flow rates that assure proper water circulation for improved fish health

8
9.4
SCORE
Tetra Whisper Filter Cartridges 6 Count, Small, For aquarium Filtration (19550)

Tetra Whisper Filter Cartridges 6 Count

Small, For aquarium Filtration (19550)

by Tetra
What We like

Age Range Description: Adolescent

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Product Features

  • CATCHES DEBRIS Dense dual-sided mesh filters debris and fish waste
  • CONVENIENT Replacement filter cartridges are fully assembled and ready to use
  • CLEAN WATER MADE SIMPLE Small size fits Tetra Whisper 3i Internal Filters
  • REPLACEMENT CARBON FILTER Keeps aquarium water crystal clear removes odors and discoloration
  • USAGE Change monthly or sooner if there is reduced water flow

Usage change monthly or sooner if there is reduced water flow Replacement carbon filter keeps aquarium water crystal clear removes odors and discoloration Catches debris dense dual-sided mesh filters debris and fish waste Clean water made simple small size fits Tetra whisper 3i internal filters Convenient replacement filter cartridges are fully assembled and ready to use

9
9.3
SCORE
Tetra Whisper Power Filter 40 Gallons, Quiet 3-Stage aquarium Filtration

Tetra Whisper Power Filter 40 Gallons

Quiet 3-Stage aquarium Filtration

by Tetra
What We like

Whisper 40 Power Filter

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10
9.2
SCORE
NO.17 Submersible Aquarium Internal Filter 6W, Adjustable Fish Tank Filter with 132 GPH Water Pump for 1-10 Gallon Fish Tank

NO.17 Submersible Aquarium Internal Filter 6W

Adjustable Fish Tank Filter with 132 GPH Water Pump for 1-10 Gallon Fish Tank

by NO.17
What We like

[ADJUSTABLE 132 GPH WATER PUMP]: Max Flow Rate: 132 GPH(500L/H), Max Lift height: up to 0.8m.(Length of power cord:1.6M=5.25ft). This water pump is designed for reliability and ultra-quiet operation, and you have a key to adjust the flow rate.

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Product Features

  • [MULTIPLE FILTER MEDIA]: The filter with multiple filter media for all filtration purposes. Your lovely fish or turtle will have a clean and fresh environment for living.
  • [6W AQUARIUM FILTER]: This Fish Tank Internal Filter is a system that create a clean and fresh living environment for your lovely fish. 6 watt is perfect for 1-10 gallon large aquariums.
  • [2NOZZLE, 2 MODEL]: In this package, there have 2 nozzle, you could choose 2 nozzle to clean and fresh your aquarium.

[2nozzle, 2 model]: in this package, there have 2 nozzle, you could choose 2 nozzle to clean and fresh your aquarium. [multiple filter media]: the filter with multiple filter media for all filtration purposes. your lovely fish or turtle will have a clean and fresh environment for living. [6w aquarium filter]: this fish tank internal filter is a system that create a clean and fresh living environment for your lovely fish. 6 watt is perfect for 1-10 gallon large aquariums.

11
9.2
SCORE
Koller Products PanaView 5-Gallon Aquarium Kit - Power Filter - LED Lighting, (AQ15005)

Koller Products PanaView 5-Gallon Aquarium Kit

Power Filter, LED Lighting, (AQ15005)

by Koller-Craft
What We like

Easy to set up and maintain, this trendy fish tank will look good wherever you place it. Dimensions: 14. 2"L x 10"W x 11. 5"H.

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Product Features

  • Included Components: User Set-Up Instructions
  • Are you looking to buy an aquarium for your children? If you are, you are going to want to look at this fish Tank. Owning an aquarium can be a really fun and rewarding experience and an ideal way to teach your child the responsibility of pet ownership.
  • Energy-efficient LED lighting with 7 dazzling color selections to brightly illuminate your fish; choose daylight white, blue, green, amber, aqua, purple, or red.
  • Powerful internal power filter cleans and purifies aquarium water at a flow rate of 45 gallons per hour, effectively removing organic pollutants (including discolorations, odors, heavy metals, and toxic gases), uses Koller Products Small replacement filter cartridges (AQ10FC-60).
  • Manufactured of impact-resistant plastic with crystal-clear clarity so good that most think it's made of glass along with one-piece construction providing superior strength and durability. Unlike glass tanks glued together with silicone, this trendy shaped tank puts to rest any worries or concerns about possible leaks.

Energy-efficient led lighting with 7 dazzling color selections to brightly illuminate your fish; choose daylight white, blue, green, amber, aqua, purple, or red. Included components: user set-up instructions Powerful internal power filter cleans and purifies aquarium water at a flow rate of 45 gallons per hour, effectively removing organic pollutants (including discolorations, odors, heavy metals, and toxic gases), uses koller products small replacement filter cartridges (aq10fc-60). Manufactured of impact-resistant plastic with crystal-clear clarity so good that most think it's made of glass along with one-piece construction providing superior strength and durability. unlike glass tanks glued together with silicone, this trendy shaped tank puts to rest any worries or concerns about possible leaks. Are you looking to buy an aquarium for your children? if you are, you are going to want to look at this fish tank. owning an aquarium can be a really fun and rewarding experience and an ideal way to teach your child the responsibility of pet ownership.

12
9.1
SCORE
Top Fin Silenstream PF-S Small Filter Cartridges (6 Count) Refill for PF10 Power Filters (5.5in x 3.1in)

Top Fin Silenstream PF-S Small Filter Cartridges (6 Count) Refill for PF10 Power Filters (5.5in x 3.1in)

by Top Fin
What We like

Product Dimensions: 5.5 in L x 3.1 in W

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Product Features

  • Active carbon to help absorb undesirable odors, pigments, and chlorine
  • Top Fin Silenstream Power Filters 10

Top Fin silenstream power filters 10 Active carbon to help absorb undesirable odors, pigments, and chlorine

13
8.9
SCORE
Aqueon QuietFlow LED PRO Aquarium Power Filter 75

Aqueon QuietFlow LED PRO Aquarium Power Filter 75

by Aqueon
What We like

Internal pump design helps dampen noise and eliminate leaks with self-priming feature

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Product Features

  • Provides mechanical, chemical, biological and optional, additional specialty pad filtration
  • Uses Two Large Aqueon Replacement Cartridges and Size 20/75 Specialty Filter Pad
  • LED indicator light flashes when water cannot pass through the cartridge, generally indicating it's time to change the cartridge
  • Certified flow rates that assure proper water circulation for improved fish health
  • High flow rates for optimal dissolved oxygen content to promote healthier, more active fish

Led indicator light flashes when water cannot pass through the cartridge, generally indicating it's time to change the cartridge Certified flow rates that assure proper water circulation for improved fish health High flow rates for optimal dissolved oxygen content to promote healthier, more active fish Provides mechanical, chemical, biological and optional, additional specialty pad filtration Self-priming filter pump will auto-start initially or restart if power is interrupted and restored Uses two large Aqueon replacement cartridges and size 20/75 specialty filter pad

14
8.8
SCORE
Koller Products TOM Aquarium Internal Power Filter (45 GPH Flow Rate)

Koller Products TOM Aquarium Internal Power Filter (45 GPH Flow Rate)

by Tom (Tominaga/Oscar)
What We like

Compact size fits easily in small aquariums, ideal for tanks 1-Gallon to 10-Gallons

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Product Features

  • Silent, powerful filtration keeps tank crystal Clear and fish healthy
  • Mounts securely onto Aquarium with strong suction cups
  • age range description: All Life Stages
  • Internal power filter with adjustable flow rate (10 to 45 gallons per hour)

Silent, powerful filtration keeps tank crystal clear and fish healthy Mounts securely onto aquarium with strong suction cups Age range description: all life stages Internal power filter with adjustable flow rate (10 to 45 gallons per hour)

15
8.8
SCORE
Koller Products AquaView 2-Gallon 360 Aquarium with Power Filter & LED Lighting

Koller Products AquaView 2-Gallon 360 Aquarium with Power Filter & LED Lighting

by Tom (Tominaga/Oscar)
What We like

TRENDY DESIGN: Ideal for your tropical fish, this trendy aquarium will look good wherever you place it, easy to set up and easy to maintain.

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Product Features

  • DAZZLING COLORS: Energy-efficient LED lighting with 7 dazzling color selections to brightly illuminate your fish, choose daylight white, blue, green, amber, aqua, purple, or red.
  • OPTIMUM VIEWING: Crystal-clear clarity so good that most think it's glass, constructed of impact-resistant plastic providing leak-proof assurance.
  • DIMENSIONS: 10.2 DIA x 10.5 H Inches
  • COMPLETE FILTRATION: Powerful internal power filter cleans and purifies aquarium water at a flow rate of 25 gallons per hour effectively removing organic pollutants including discoloration, odors, heavy metals, and toxic gases. Uses Koller Products XS replacement filter cartridges (AQ05FC-30), available on Amazon.

Dazzling colors: energy-efficient led lighting with 7 dazzling color selections to brightly illuminate your fish, choose daylight white, blue, green, amber, aqua, purple, or red. Dimensions: 10.2 dia x 10.5 h inches Complete filtration: powerful internal power filter cleans and purifies aquarium water at a flow rate of 25 gallons per hour effectively removing organic pollutants including discoloration, odors, heavy metals, and toxic gases. uses koller products xs replacement filter cartridges (aq05fc-30), available on amazon. Optimum viewing: crystal-clear clarity so good that most think it's glass, constructed of impact-resistant plastic providing leak-proof assurance.

16
8.8
SCORE
Tetra Whisper Power Filter 10 Gallons, Quiet 3-Stage aquarium Filtration (26316)

Tetra Whisper Power Filter 10 Gallons

Quiet 3-Stage aquarium Filtration (26316)

by Tetra
What We like

INNOVATIVE CLEANING POWER Integrated Stay Clean technology reduces buildup on glass and binds small dirt particles to make them easier to filter

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Product Features

  • QUIET & RELIABLE The Tetra Whisper Power Filter uses 3-stage filtration to create clear clean water PF 10 treats aquariums up to 10 gallons
  • ABSORBS ODORS Ultra-Activated carbon removes both odor and water discoloration
  • Included Components: Whisper PF10 Aquarium Filter (5-10 Gal)
  • CATCHES DEBRIS Dense dual-sided mesh filters debris and fish waste
  • CARTRIDGE REFILLS Change cartridges monthly uses medium-sized Tetra Whisper Bio-Bag Cartridges (refills sold separately)

Cartridge refills change cartridges monthly uses medium-sized Tetra whisper bio-bag cartridges (refills sold separately) Age range description: all ranges Included components: whisper pf10 aquarium filter (5-10 gal) Absorbs odors ultra-activated carbon removes both odor and water discoloration Quiet & reliable the Tetra whisper power filter uses 3-stage filtration to create clear clean water pf 10 treats aquariums up to 10 gallons Catches debris dense dual-sided mesh filters debris and fish waste

17
8.6
SCORE
Finnex PF-7 Nano Aquarium HOB Power Filter, 52 GPH,Clear Smoke

Finnex PF-7 Nano Aquarium HOB Power Filter

52 GPH, Clear Smoke

by Finnex
What We like

Included Components: Filter, Bio Sponge, Carbon Cartridge, Pre Filter

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Product Features

  • BIO, Mechanical, and Chemical Filtration in 1
  • 52 GPH! Excellent for aquariums upto 7. 5 gallons
  • Flow Control Knob for smaller fish
  • Filter cartridge and pre filter sponge included

52 gph! excellent for aquariums upto 7. 5 gallons Filter cartridge and pre filter sponge included Flow control knob for smaller fish Bio, mechanical, and chemical filtration in 1

18
8.6
SCORE
boxtech Aquarium Hang On Filter - Power Waterfall Suspension Oxygen Pump - Submersible Hanging Activated Carbon Biochemical Wall Mounted Fish Tank Filtration Water (5-10 Gal)

boxtech Aquarium Hang On Filter

Power Waterfall Suspension Oxygen Pump, Submersible Hanging Activated Carbon Biochemical Wall Mounted Fish Tank Filtration Water (5-10 Gal)

by Boxtech
What We like

3 in 1 Multi-function filter: Aquarium filter has the function for filtration,oxygen aeration and clearing oil-film, a variety functions provide by ultra-thin design filter, perfect for your fish tank.

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Product Features

  • Hanging on filter with filter plate design:can increased filter strage space,also clean up aquarium fish feces, create a clean environment for your lovely fish.
  • Safe material: The fish tank filter made of ABS plastic,strong, quiet and durable
  • Adjustable flow valve: The water flow is adjustable, dissolved oxygen for creature growing.Suitable water flow, fit for fish bowl and grass cylinder,so it satisfy your various demand.
  • Low noise: Filter motor running will not bring noise, will not affect the life and mood.

Hanging on filter with filter plate design:can increased filter strage space,also clean up aquarium fish feces, create a clean environment for your lovely fish. Adjustable flow valve: the water flow is adjustable, dissolved oxygen for creature growing.suitable water flow, fit for fish bowl and grass cylinder,so it satisfy your various demand. Safe material: the fish tank filter made of abs plastic,strong, quiet and durable Low noise: filter motor running will not bring noise, will not affect the life and mood.

19
8.1
SCORE
AquaClear, Fish Tank Filter, 5 to 20 Gallons, 110v, A595

AquaClear

Fish Tank Filter, 5 to 20 Gallons, 110v, A595

by Rolf C. Hagen (USA) Corp.
What We like

Comes equipped with AquaClear Foam, Activated Carbon Filter and BioMax and Cycle Guard for superior water quality

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Product Features

  • Provides optimal mechanical, chemical, and biological filtrations
  • Quick and easy installation, we recommend that you clean aquarium filter every 2 weeks for maximum operation and efficiency
  • Filtration volume is up to 7 times larger than comparable fish tank filters

Quick and easy installation, we recommend that you clean aquarium filter every 2 weeks for maximum operation and efficiency Filtration volume is up to 7 times larger than comparable fish tank filters Provides optimal mechanical, chemical, and biological filtrations

20
8.1
SCORE
Penn Plax CPF6C3 Cascade Hang-on Power Filter Replacement Cartridges - Pack of 1 (3 count)

Penn-Plax Penn Plax CPF6C3 Cascade Hang-on Power Filter Replacement Cartridges

Pack of 1 (3 count)

by Penn Plax, INC.
What We like

No assembly required keeping your hands clean. Easily install into interior compartment of your hang on filter. Suitable for freshwater and saltwater tanks.

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Product Features

  • The poly-fiber floss barrier screens out particulate matter and debris keeping the water clean; clear; and healthy.
  • Activated carbon is great for freshwater aquarium filtration. It has the ability to remove odors; and water discoloration by trapping the pollutants in the pores of the carbon.
  • Perfectly measured to fit into the Cascade 20 filter tray without any gaps preventing debris and contaminants from passing through back into the water.
  • Keep your water clean and clear with a genuine Penn Plax filter cartridge to fit your Cascade 20 GPH Mini hang-on power filter model CPF6. Pack of 3.

Activated carbon is great for freshwater aquarium filtration. it has the ability to remove odors; and water discoloration by trapping the pollutants in the pores of the carbon. Perfectly measured to fit into the cascade 20 filter tray without any gaps preventing debris and contaminants from passing through back into the water. The poly-fiber floss barrier screens out particulate matter and debris keeping the water clean; clear; and healthy. Keep your water clean and clear with a genuine penn plax filter cartridge to fit your cascade 20 gph mini hang-on power filter model cpf6. pack of 3.

21
8.1
SCORE
Aqueon Quiet Flow 10 Carbon Reducing Specialty Filter Pad, 4 Count

Aqueon Quiet Flow 10 Carbon Reducing Specialty Filter Pad

4 Count

by Central Garden & Pet
What We like

Designed to promote a healthy aquatic environment for fish and plants

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Product Features

  • For optimal performance, replace every 2 to 3 weeks
  • Remove pollutants and organic debris that discolor water
  • Improves water clarity and reduces odor

For optimal performance, replace every 2 to 3 weeks Improves water clarity and reduces odor Remove pollutants and organic debris that discolor water

22
7.9
SCORE
Tetra Aquarium Filter (AQ-78056),Up to 4-Gallons

Tetra Aquarium Filter (AQ-78056)

Up to 4-Gallons

by Spectrum Brands Pet LLC
What We like

SPACE-SAVING DESIGN: Your aquarium can be flush to the wall with the internal filter designed to clip on your tank wall and be hidden by dcor.

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Product Features

  • TWO FILTERS IN ONE: Cartridge floss catches debris and fish waste, while Ultra-Activated carbon removes odors and discoloration.
  • 27 GPH PUMP: The internal 27 GPH pump cycles a 4 gallon aquarium more than 6 times per hour.
  • FOR 4 GALLON aquariumS: This Whisper Internal Power Filter uses small filter cartridges and adjusts easily to high or low water levels.
  • EVERYTHING YOU NEED IS INCLUDED: This pack contains the hinged lid, tank clip, internal filter and filter cartridge.

Everything you need is included: this pack contains the hinged lid, tank clip, internal filter and filter cartridge. For 4 gallon aquariums: this whisper internal power filter uses small filter cartridges and adjusts easily to high or low water levels. 27 gph pump: the internal 27 gph pump cycles a 4 gallon aquarium more than 6 times per hour. Two filters in one: cartridge floss catches debris and fish waste, while ultra-activated carbon removes odors and discoloration.

23
7.8
SCORE
Aqueon Phosphate Remover for QuietFlow LED PRO Filter 10 (4Count)

Aqueon Phosphate Remover for QuietFlow LED PRO Filter 10 (4Count)

by Central Garden & Pet
What We like

Designed to promote a healthy aquatic environment for fish and plants

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Product Features

  • Help to remove excess phosphate that contributes to algae growth
  • For optimal performance, replace every 2 to 3 weeks
  • Traps excess waste, food and other organic debris

Traps excess waste, food and other organic debris For optimal performance, replace every 2 to 3 weeks Help to remove excess phosphate that contributes to algae growth

24
7.2
SCORE
Koller Products Filter Cartridge Pre-Assembled fits Tom Mini Power Filter (TM1250), 3-Pack

TOM Aquarium Products Koller Products Filter Cartridge Pre-Assembled fits Tom Mini Power Filter (TM1250)

3-Pack

by Koller Products
What We like

Dense foam insert with premium activated carbon, all-the-while keeping aquarium water crystal clear.

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Product Features

  • Maintains optimal water parameters, keeping water crystal-clear and fish healthy
  • Quickly removes fish waste and water discoloration.

Maintains optimal water parameters, keeping water crystal-clear and fish healthy Quickly removes fish waste and water discoloration.

25
7
SCORE
SunGrow Small Power Filter for Rimless Tanks, 100-240 V, 3-in-1 Filtration System, Hang On The Back, High-Performance Cotton Filter, Adjustable Flow Rate Up to 66 GPH, Energy-efficient, 1 Pack

SunGrow Small Power Filter for Rimless Tanks

100-240 V, 3-in-1 Filtration System, Hang On The Back, High-Performance Cotton Filter, Adjustable Flow Rate Up to 66 GPH, Energy-efficient, 1 Pack

by Luffy Pets Collection
What We like

EASY SETUP --- First attach the intake tube and add the filter cartridge. Hang on the back of your rimless aquarium. Open the top lid of the filter to add water so the tubes below can suck in water. Plug it in to enjoy all the convenience and health benefits to your fish.

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Product Features

  • PROMOTES BETTER WATER CIRCULATION --- This premium quality aquarium accessory prevents the build-up of ammonia and nitrates. It increases oxygen and helps ventilate the water, so your fish can breathe.
  • IMPROVES WATER QUALITY BY REMOVING WATER IMPURITIES --- Small Power Filter by SunGrow provides excellent chemical, mechanical & biological filtration using multimedia mechanism. It removes decaying organic matter, excess food, unsafe chemicals, free-floating particulate, and fishs waste products from the water.
  • WITH ADJUSTABLE FLOW RATE --- Can be used for both fresh and sea water, this filter is engineered with flow adjustment function. The maximum flow rate is up to 250 L /H or 66 GPH.
  • WITH BIOCHEMICAL COTTON FILTER --- This hang on the back filter has sponge where water passes through its pores and can efficiently trap debris. Aerobic bacteria can also propagate in its pores large surface area. As the nitrifying bacteria cultivate, it naturally gives biological filtration in your tank.

Promotes better water circulation --- this premium quality aquarium accessory prevents the build-up of ammonia and nitrates. it increases oxygen and helps ventilate the water, so your fish can breathe. With adjustable flow rate --- can be used for both fresh and sea water, this filter is engineered with flow adjustment function. the maximum flow rate is up to 250 l /h or 66 gph. Improves water quality by removing water impurities --- small power filter by sungrow provides excellent chemical, mechanical & biological filtration using multimedia mechanism. it removes decaying organic matter, excess food, unsafe chemicals, free-floating particulate, and fishs waste products from the water. With biochemical cotton filter --- this hang on the back filter has sponge where water passes through its pores and can efficiently trap debris. aerobic bacteria can also propagate in its pores large surface area. as the nitrifying bacteria cultivate, it naturally gives biological filtration in your tank.

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