• Marina 13315 Top Filter Cartridge

    Marina t100 replacement aquarium filter cartridges are for use with all Marina 3.7 L (1 us gal.) aquariums, including the Marina Pirate aquarium kit and the Marina mermaid aquarium kit. Marina replacement aquarium filter cartridges remove pollutants and odors, and improve water clarity and color.

    • ASIN: B01ERK411W
    • UPC: 015561133159
    • ASIN: B01ERK411W
    • Brand: Marina
    • Size: 1 Pack
    • Manufacturer: Rolf C. Hagen (USA) Corp

  • Aquaneat Bio Sponge Filter Breeding Fry Betta Shrimp Nano Fish Tank Aquarium 10Gal XY-180 with Accessories

    Key Feature: Sponge filter provide both mechanical and biological filtration, also, the air infusion chamber produces minute bubbles which increase the oxygen solubility Easy to set up: simply install an airline into the unit and turn on the air pump Easy to clean: simply rinse and squeeze sponge in tank water Recommend tank size: up to 10 gallon, excellent for small size fish like dwarf cichlid, guppy, killifish etc., or for hatcheries, maternity tanks, and fry tanks, as the filter produces minimal current and has almost no way to suck the fish through the filter Specification: Model: XY-... [Read More]

    • ASIN: B07L565N7H
    • ASIN: B07L565N7H
    • Brand: Aquaneat
    • Size: 1 pack+accessories
    • Manufacturer: AQUANEAT

  • SunGrow Sponge Betta Filter (10-gallons) - Ultra Quiet Underwater Corner Filter - Excellent Oxygen Resource - Works in Tropical Fish and Shrimp Tanks - to be Used with Air Pump and Airline Tubing

    Triple Layers for Triple Strength Constructed of high-quality materials, the SunGrow Multi-Layer Sponge Filter is a transparent, hard plastic box filled with distinct layers of permeation media. The top layer is a white cotton filter pad. There are also layers of green sponge and a specific type of gravel. Conveniently designed to fit squarely in the corner of your tank, the 4.3" x 3" (11cm x 7.5cm) corner filter takes up minimal space and easily hides behind plants and other aquarium decors. Easy Installation and Low-Maintenance Low-maintenance and easy to use, your sponge betta filter is set... [Read More]

    • ASIN: B07M821MK9
    • UPC: 688977511882
    • ASIN: B07M821MK9
    • Brand: SunGrow
    • Manufacturer: MARIMO PET

  • SunGrow 10-Gallon Betta Sponge Filter - Underwater Center Aquarium Filter - Works for Tropical Fish & Breeder Aquarium - Slow Current - Perfect for Fry & Small Fish - Must-Have for Aquarium Hobbyist

    What Size tank can I use this cotton sponge filter for? This cotton sponge filter will work best in tanks up to 10.5 gallons when used singly. If you own a larger tank you can purchase two or more of these sponge filters and place on different sides of the tank. Considering their small size, you can easily hide these filters behind plants and other underwater décor. Why should I use an air pump with this filter and not a water pump? We recommend the air pump method as it is much easier for beginner aquarium keepers to set up. You buy this, hook it up to an airline tubing and an air pump...an... [Read More]

    • ASIN: B07JWGDJKM
    • UPC: 688977510939
    • ASIN: B07JWGDJKM
    • Brand: SunGrow
    • Manufacturer: Luffy Pets Collection

  • Hygger 110GPH 7-watt Internal Aquarium Power Filter for 2-8 Gallon Fish Bowl Betta Tank with Spray Bar Low Flow Submersible Filter Pump

    Hygger Aquarium Internal Filter can be used in 2-8 gallon tank with preload filter media. It delivers effective, easy, 2-stage aquarium filtration to filter out impurities, fish waste, debris leaving nothing but crystal clear water for fish to thrive. Features: -Semi-submerged design -2 stage filtration to filter out waste matter-Easy to install using four suction cups -Can be placed horizontally or vertically -Easy to clean/replace filter media -Freely adjustable water flow for multiple need -Comes with 2 section spray bars -Ideal for fresh and salt water aquarium, plant tank and turtle ta... [Read More]

    • ASIN: B07RGVW89H
    • UPC: 688209999846
    • ASIN: B07RGVW89H
    • Brand: Hygger
    • Manufacturer: hygger

  • Aquaneat 3 PCS Aquarium Bio Sponge Filter Breeding Fry Betta Shrimp Nano Fish Tank 10 Gal

    Key Feature: Sponge filter provide both mechanical and biological filtration, also, the air infusion chamber produces minute bubbles which increase the oxygen solubility Easy to set up: simply install an airline into the unit and turn on the air pump Easy to clean: simply rinse and squeeze sponge in tank water Recommend tank size: up to 10 gallon, excellent for small size fish like dwarf cichlid, guppy, killifish etc., or for hatcheries, maternity tanks, and fry tanks, as the filter produces minimal current and has almost no way to suck the fish through the filter Specification: Model: XY-... [Read More]

    • ASIN: B078HDL21V
    • ASIN: B078HDL21V
    • Brand: Aquaneat
    • Size: 3 PCS
    • Manufacturer: AQUANEAT

  • Powkoo Aquairum Fish Tank Corner Sponge Filter Mini Sponge Filter,Tank Size: 10 Gallon

    Easy to clean, simply rinse and squeeze sponge under cool running water. This filter should use with air pump, air pump is not included here. Biochemical filter provide both aeration and filtration for your fish. The Fish Tank Sponge Filter featuring a weighted plastic base that keeps the unit from floating during use. Squeeze the sponge filter in tank water or cold water for 5 mins for 1st using, easy to digest form colonies of bacteria.

    • ASIN: B01M4I99Q9
    • UPC: 601187414149
    • ASIN: B01M4I99Q9
    • Brand: Powkoo
    • Manufacturer: HJK

  • Koller Products AquaView 2-Gallon 360 Fish Tank with Power Filter and LED Lighting - AQ360-24C

    AquaView 2-Gallon Fish Tank includes energy-efficient LED lighting with 7 color choices plus 4 transitioning and color combinations you can choose depending on the time of day or to enhance your viewing pleasure along with internal power filter that will keep your aquarium water optimal and your fish healthy. This trendy aquarium is designed for easy set up and maintenance. Imagine watching beautiful tropical fish gently swimming back and forth, ideal for helping forget about stress in everyday life. People enjoy watching aquariums as they can be calming and relaxing, as well as a beautiful ad... [Read More]

    • ASIN: B002DRLESA
    • UPC: 049146360074
    • ASIN: B002DRLESA
    • Brand: Koller Products
    • Size: 2-Gallon
    • Manufacturer: Tom (Tominaga/Oscar)

  • The Small World replacement filter cartridge (2 pack)

    Small World Replacement Cartridge 2-Pack give you two high quality replacement cartridges specifically designed to fit your Small World Filter bracket. These high quality disposable cartridges consist of carbon and zeolite for chemical filtration combined with a bio foam sponge. The zeolite crystals eliminate ammonia while the top quality activated carbon removes harmful gases and odors. The bio foam helps promote biological filtration leaving you with crystal clear water. Important for new filtration systems that may consume new cartridges sooner than normal while bringing water quality to he... [Read More]

    • ASIN: B00025655C
    • UPC: 030172390050
    • ASIN: B00025655C
    • Brand: Penn Plax
    • Size: 2pk
    • Manufacturer: Monster Pets

  • FREESEA 1.4 Gallon Half Moon Betta Aquarium Fish Tank with LED Light and Filter Pump

    aquarium fish tank

    • ASIN: B07Q7FYKV8
    • UPC: 741663087839
    • ASIN: B07Q7FYKV8
    • Brand: FREESEA
    • Size: Half Moon Black
    • Manufacturer: FREESEA

  • PENN PLAX World Aquarium Filter, Small

    Small World Aquarium Filters are specifically designed for small aquariums of all shapes and sizes up to 5 gallons. Quick and easy to install, Small World Aquarium Filters keep your water crystal clear while eliminating contaminants and maintaining a healthy environment for your fish. This filter includes a bracket measuring 4-1/2"x 1-1/2"x 1" and fits in almost any small aquarium with an easy to replace disposable cartridge filter. The high quality disposable cartridge consists of carbon and zeolite for chemical filtration combined with a bio foam sponge. The zeolite crystals eliminate ammoni... [Read More]

    • ASIN: B0002565KC
    • UPC: 764999868804
    • ASIN: B0002565KC
    • Brand: Penn Plax
    • Manufacturer: Monster Pets

  • Betta Filter --- Underwater Corner Aquarium Filter - Works for Tropical Fish & Breeder Aquarium - Slow current - Perfect for Fry & Small Fish - Must-have for Aquarium Hobbyist (Sponge Betta Filter)

    What Size tank can I use this cotton sponge filter for? This cotton sponge filter will work best in tanks up to 10.5 gallon, when used singly. If you own a larger tank you can purchase two or more of these sponge filters and place on different sides of the tank. Considering their small size, you can easily hide these filters behind plants and other underwater décor. Why should I use an air pump with this filter and not a water pump? We recommend the air pump method as it is much easier for beginner aquarium keepers to set up. You buy this, hook it up to an airline tubing and an air pump...an... [Read More]

    • ASIN: B07P2139RP
    • UPC: 688977512513
    • ASIN: B07P2139RP
    • Brand: SunGrow
    • Manufacturer: Luffy Pets Collection

  • Aqueon Quietflow E Internal Power Filter, 3 Gallon

    Economical, efficient and easy to use, describes Aqueon QuietFlow E Internal Power Filters. Installation is quick an easy; they are self-priming and include both hanging clips, for use with framed aquariums and suction cups, for use with frameless aquariums. The all filters include an Aqueon replaceable cartridge, for chemical filtration. The QuietFlow 10, 20 and 40 units also include biological and mechanical filtration.

    • ASIN: B06XW2B39Z
    • UPC: 015905069908
    • ASIN: B06XW2B39Z
    • Brand: Aqueon
    • Size: 3 gallon
    • Manufacturer: Central Aquatics

  • Aquarium Bio Sponge Filter,Upettools Ultra Quite Aquarium Biochemical Sponge Filter Fish Tank Air Pump Betta Fry Aquarium Fish Tank Water Fall Single Sponge Water Pump. (Horizontal Single Sponge)

    Upettools Aquarium Biological Sponge Filter.   Description: 1.This Series Of Products Is A Hanging Filter, Which Is Adsorbed On The Fish Tank Wall And Uses Environmentally-Friendly High-Grade Sponge As The Filter Material. 2.It Is Used Together With The Air Pump To Achieve The Dual Functions Of Growth And Filtration. 3.This Series Of Products Can Effectively Solve The Problem That Your Fish Tanks Change Frequently.   Special Feature 1. Aquarium Bio Sponge Filter Is A Multi- Function Biological Filtration System. 2. Aquarium Bio Sponge Filter Is Patented Design And Appearance. 3. Aquarium Bi... [Read More]

    • ASIN: B07J4KZ9TS
    • UPC: 698253897555
    • ASIN: B07J4KZ9TS
    • Brand: Upettools
    • Manufacturer: Upettools

  • NEWKOSEA Aquarium Air Filter Double Sponge Filter Bio Sponge Filter Betta Breeder Shrimp Fish Tank (20 Gallon)

    NEWKOSEA bio sponge filter, great filter for extra biological support for any tank Key Features: Made of food-grade materials, Eco-friendly bio filter sponge and works great without noise【Fits to Max Tank Size: 20 Gallons】 Great way to clean and oxygenate your tanks Ribbing shape sponge holds a lot of beneficial bacteria Easy to use: comes with 2 suction cups, can be installed anywhere and can be easily hidden on the back wall of the aquarium you can add small-size bio-media to the inside for extra cleaning power. Air-water outlet is adjustable so you can change direction and height of the... [Read More]

    • ASIN: B07KN928F7
    • UPC: 756244582795
    • ASIN: B07KN928F7
    • Brand: NEWKOSEA
    • Size: 20 gallon
    • Manufacturer: NEWKOSEA

  • Filtrete" Large Capacity, Grooved Replacement Filter, Sump Style (sediment - best) - 1 pack

    Keep your appliances running efficiently with this Basic 3M Filtrete Replacement Filter. The filter cleans water, protecting your plumbing and appliances from sand, silt, rust, dirt and other particles. This Large-Capacity 3M Filtrete Water Filter

    • UPC: 21609398
    • Model: 4WH-HDGR-F01
    • Color: Multicolor
    • Rating: 4.636

  • Black Bio Absorbent Filter Sponge Media Pad for Betta Aquarium 25.2" x 4.7"

    Provides biological and chemical filtration and increase the oxygen solubility in aquarium and fish tank. Dense honeycomb shape makes it effective to avoid residue and reduce the death rate of fish.The biochemical cotton has good

    • UPC: 802955318
    • Color: Black
    • Size: 64 x 12 x 2cm/ 25.2" x 4.7" x 0.8"(L*W*T)
    • Rating: 5.0

  • C2 Bio Sponge Filter Breeding Fry Betta Shrimp Nano for Fish Tank Aquarium Up to 5 Gallon

    Sponge filter provide both mechanical and biological filtration. The air infusion chamber produces minute bubbles which increase the oxygen solubility, excellent for small size fish like dwarf cichlid, guppy, killifish etc., or for hatcheries, maternity

    • UPC: 772089923

  • Blue Spotted Betta Leaf Pad For Betta Fish, Betta Plant For Betta Fish

    Blue Spotted Betta Plant Leaf Pad For Betta Fish, Tropical Fish Aquariums and Saltwater Fish Aquariums, By Blue Spotted. The Blue Spotted Betta Leaf Pad is a natural looking leaf, ideal for any bowl or

    • UPC: 184508439
    • Color: Blue
    • Rating: 4.0

  • Black Rectangular Bio Filter Sponge Media Pad for Betta Aquarium 17.7" x 17.7"

    Provides biological and chemical filtration and increase the oxygen solubility in aquarium and fish tank. Dense honeycomb shape makes it effective to avoid residue and reduce the death rate of fish.The biochemical cotton has good

    • UPC: 879915084
    • Color: Black
    • Size: 45 x 45 x 5cm/ 17.7" x 17.7" x 2.0"(L*W*T)

  • Black Aquarium Betta Kio Pond Bio Pre-Filter Sponge Filter Media 39.4" Length

    Black Aquarium Betta Kio Pond Bio Pre-Filter Sponge Filter Media 39.4" LengthProvides biological and chemical filtration and increase the oxygen solubility in aquarium and fish tank. Dense honeycomb shape makes it effective to avoid residue

    • UPC: 679218034
    • Color: Black
    • Size: 100 x 15 x 2cm/ 39.4" x 5.9" x 0.8"(L*W*T)
    • Rating: 5.0

  • SunGrow Large Catappa Leaves - 10 Pack - Best Way to Create Tropical Rainforest Environment for Betta & Gouramis - Beneficial Leaf Tannin Turns Water Black, Lowers pH Naturally

    ✔ THE UNSUNG HERO IN THE AQUATIC WORLD --- Seemingly simple, the Catappa Leaf (or sometimes known as the Indian almond leaf) is an unsung hero in the aquatic world. It provides shelter, a supplement

    • UPC: 425382494
    • Color: Brown

  • Betta Aquarium Fish Tank Air Driven Biochemical Sponge Water Filter

    Good for breeding small fishes and give a clean living environment for your fish.The black bio-sponge provides physical filtration and the gravel provides biochemical filtration.This filter can add oxgen into the water effectively and working

    • UPC: 218756117
    • Color: BlackBlack and Clear
    • Size: 5 x 8cm/2.0" x 3.1"(D*H)

  • SunGrow Mini Catappa Leaves - 50 Pack - Best Way to Create Tropical Rain forest Environment for Betta & Gouramis - Beneficial Leaf Tannin Turns Water Black, Lowers pH Naturally

    ✔ ORGANIC, MINI CATAPPA LEAVES --- SunGrow Mini Catappa leaves are hand picked just before they fall. Each leaf is handpicked just hours before shipment to ensure they are of premium grade and free from

    • UPC: 510942462
    • Color: Brown
    • Rating: 5.0

  • Black Rectangular Bio Absorbent Filter Sponge for Betta Aquarium 35.4" x 11.8"

    Provides biological and chemical filtration and increase the oxygen solubility in aquarium and fish tank. Dense honeycomb shape makes it effective to avoid residue and reduce the death rate of fish.The biochemical cotton has good

    • UPC: 582753059
    • Color: Black
    • Size: 90 x 30 x 2cm/ 35.4" x 11.8" x 0.8"(L*W*T)

  • WHAT IS THE BEST BETTA FILTER??

    Betta Fish Filters

    Betta Fish Best Filter? Needed for Aquarium?