Best Big Sponge Filter

Penn-Plax Cascade 300 GPH Hang On Filter Aquarium Bio Sponge Replacement; 2 Pack

  • Keep your tank clean and clear with the genuine Penn Plax filter cartridge to fit your Cascade 300 GPH hang-on power filter model CPF5. Sold in 2 Pack..
  • The bio sponge filter removes dirt and debri from your aquarium tank keeping your aquarium clean and clear..
  • Filter sponge optimizes the colonization of beneficial aerobic bacteria which prevents the water from becoming cloudy and harming fish..
  • Perfectly cut to fit into the Cascade 300 Hang On Filter tray without any gaps which could allow pollutants to re-enter the water..
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AQUANEAT Aquarium Bio Sponge Filter Breeding Beta Shrimp Nano Fish Tank Water Corner Filter 90 Gallon

  • New design: quarter-cylinder shape increases the surface area to get a better water and oxygen exchange rate. It also make the filter easy to hide in the corner of a tank.
  • Sponge filter provide both mechanical and bio filtration, also, the air infusion chamber produces minute bubbles which increase the oxygen solubility.
  • Safe for fish: soft sponge material, traps floating debris and won't suck up your fish, excellent for small size fish like betta, 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.
  • Easy to set up & clean: simply install an airline into the unit and turn on the air pump, simply rinse and squeeze sponge in tank water.
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hygger Quiet Aquarium Sponge Filter with Biomedia Airtubing Electric Internal Fish Tank Filter for 10-30 Gallon Tank, 7W 100 GPH

  • 【2-Stage Filtration System】 The hygger Bio Sponge Filter provides mechanical and biological filtration to help keep water clear and your tank healthy. Fine sponge catches fish waste and tiny debris while bio balls provide plenty space areas for the colony of beneficial bacteia.
  • 【Ready-To-Go Aquarium Filter Kit】Quick set with all the necessary accessories come with, no air pump, no priming required. Just wash clean sponge and bio balls, install suction cups, connect aquarium filter with air tubing, plug in and go.
  • 【Dead Silent】Powered by a 7 watt motor, aquarium internal filter runs as quiet as whisper. It cycles water at 100 gallons per hour, fast water flow is suitable for fresh or salt water aquariums, turtle tanks up to 30 gal.
  • 【Venturi Aeration】This fish tank filter is equipped with a venturi nozzle to connect to an air tubing for improved oxygenation. Please put airtubing hang on outside of the tank. To slow down water flow, just remove the airtubing or the water pump and connect to an air pump. The directional flow nozzle allows for free rotation as desired..
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ViaAqua 2 pcs X-Large Overflow Filter Box Intake Round Pre-Filter Foam Sponge 5.91″ x 4.13″

  • *This is for 2 pieces of XL Pre-Filter Foam Sponge (25 PPI)*. Ideal for Pond, Aquarium, Freshwater, and Marine environments..
  • Intake hole diameter: 1.10 inch (approx.). Outer diameter: 4.13 inch (approx.). Coarseness 25 PPI..
  • Outer Length: 5.91 inch (approx.). * Inner Length: 4.33 inch (approx.) — Intake hole is not all the way through..
  • Easy to clean. Strong, firm, and coarse foam sponge. These coarse open cells on our bio sponge filter are designed to increase flow rate, trap large particles in water without harming to small fish, and it prevents premature clogging thus further allows maximum de-nitrification in filter systems..
  • These pre filter sponges are designed for canister filters and Aquaclear 70 and 110 filters. Can also work for Aqueon and other larger hang on back filters as well..
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Aquapapa Corner Filter Bio Sponge Ceramic Air Pump Driven for Fry Shrimp Nano Fish Tank Aquarium XY-2008 (Ship from CA USA)

  • With multi-layer sponge filters, this corner filter combines physical and biochemical filtration for your fish and increases the oxygen solubility. The top layer of white filter pad serves a mechanical filtration, and the black bio-sponge and ceramic rings work as a biochemical filtration and support colonization of beneficial bacteria..
  • Quiet filtering system. Especially good for breeding small fish. Efficiently remove toxic waste and maintain clean water for your fish..
  • Easy to maintain. Just take out the sponge and rinse well when it becomes dirty. It's complete set and includes all the filter components - gravel, ceramic, sponge, etc..
  • Each unit requires an air pump and airline tubing to operate together (sold separately, not included)..
  • Dimensions: 2-7/8”R x 3-3/4”H. Max tank size: up to 20 gal..
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AQUANEAT Sponge Filter, Corner Fish Tank Filter, for Breeding Shrimp Nano Fish Tank (Up to 55Gal)

  • New design: quarter-cylinder shape increases the surface area to get a better water and oxygen exchange rate. It also make the filter easy to hide in the corner of a tank.
  • Sponge filter provide both mechanical and bio filtration, also, the air infusion chamber produces minute bubbles which increase the oxygen solubility.
  • Safe for fish: soft sponge material, traps floating debris and won't suck up your fish, excellent for small size fish like betta, 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.
  • Easy to set up & clean: simply install an airline into the unit and turn on the air pump, simply rinse and squeeze sponge in tank water.
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16 Pieces Pet Fountain Foam Filters Round Sponge Black Filter Foam Pet Cat Fountain Replacement Filter for 2.5 L/ 84 oz Stainless Steel Cat Fountain Pet Drinking Water Stay Healthy Clean

  • Package content: you will get 16 pieces of cat fountain filter sponge foams, which are sufficient to meet the use and replacement need, providing your....
  • Size information: the pet fountain foam filter is compatible with the 2.5 L/ 84 oz stainless steel cat fountain.
  • Safe material: the cat fountain filter is made of sponge, offering a nice filtration to the pet fountain and bringing clean water to the pets, which....
  • Filter impurities: the cat drinking fountain sponge filters can nicely filter impurities in water, capturing the pet hair and ensuring the water is....
  • Warm notes:the product is vacuum-packaged, and it can be restored to its original state for normal use after being unpacked and placed for 1 hour. the....
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Aquapapa Pack of 2 Bio Sponge Filter for Betta Fry Aquarium Fish Tank Up to 55 Gal ea. Double Sponges

  • Provides both mechanical and biological filtration for aquarium. The air infusion chamber produces numerous minute bubbles which promotes gas exchange process and increases dissolved oxygen level in tank water..
  • It's easy to set up. Just connect the unit with an air pump thru an airline. It provides both aeration and filtration for your tank..
  • The sponge traps waste particles mechanically and cleans the water without trapping baby fish. It keeps water clean and clear..
  • Product dimensions: 6.5"L x 2.4"W x 9.5"H.
  • sponge dimensions: 2.4"D x 4.5"H. They are useful for as breeding filter or as secondary filter. Or they can be used as pre-filtration unit by fitting to an external or a top filter..
  • Max tank size: up to 55 gallon each filter. Package includes: 2 pcs of sponge filters in a poly bag..
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ALEGI Aquarium Bio Sponge Filter Kit for 30-60 Gallon Breeding Fry Betta Shrimp Fish Tank

  • Sponge filter provide both mechanical and biological filtration.
  • Easy top set up & clean: simply install an airline into the unit and turn on the air pump, simply rinse and squeeze sponge in tank water.
  • Using an air hose, connect one end to you air pump and the other end to this filter,and equipped with a check valve on air hose, to prevent water backflow and air pump damage due to power outage. It is a great way to clean and oxygenate your fish tanks..
  • Includes: 1 Pcs of sponge filter, 4 feet air tubing, 1 Non-rutrun check valves, 4 suction cups, 1 Y-connector.
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AQUANEAT Replacement Filter Pads Compatible to Canister SUNSUN HW-304B/404B/704B/3000 CF500 Activated Carbon/Phosphate/Ammonia Aquarium Fish Filter Media

  • Compatible to SUNSUN Canister filter HW-304B/404B/704B/3000 Polar Aurora 525gph, aquatopCF-500..
  • 4 pcs sponge bio filter pads (1xCoarse, 2xmedium, 1xfine): trap most visible debris particles without restricting water flow. (Reusable after rinsed).
  • 2 pcs activated carbon + 1 pc ammonia + 1 pc phosphate Remover filter pad: remove water discoloration, odor, and dissolved fish waste..
  • 8 pcs of white floss pads: Filter out fine particles providing crystal clear water..
  • Provides mechanical and bio filtration. Includes: 4x sponge bio filter pads (1xCoarse, 2xmedium, 1xfine), 4x bonus filter pads (2x activated carbon, 1x Ammonia, 1x Phosphate Remover), 8x floss filter pads.
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