ReviewsSponge Filter For 7gallon Tank

AQQA Aquarium Sponge Filter, Power Driven Double Biochemical Water Filter, Quiet Submersible Foam Filter with 2 Extra Sponges, 1 Bag of Filtered Ceramic Balls for Fresh and Salt Water Fish Tank (S)

【MULTIPLE FUNCTIONS】 AQQA sponge filter with 9-layer ribbing shape sponge design, provide both mechanical and biological filtration, combines bio-filtration, oxygenation and physical filtration in one. The sponge can absorb fine particles to achieve the effect of purifying water, and the outlet can rotate 360 degrees without dead ends, provide the most suitable living environment for your fishes.
【POWER DRIVEN,MORE EFFICIENT】Reliable, convenient and easy to set up. Don't need to connect to the air pump. Plug it in. It works. Compared with the ordinary sponge filter, it saves the money to buy the air pump. It has extra ceramic bio filter balls in a media container , will help to remove harmful substance and provide extra cleaning power. It also comes with 4 sponges, you can replace the filter media to enhance water quality.
【4 PCS REMOVABLE SPONGES】 You can take down the sponge from the filter easily to clean or replace it. Sponge filters traps floating debris and protect your baby fish from being sucked up into the filter. Suitable for shrimp, betta, tropical fish, planted tanks or others. Don't use tap water to clean sponges, just ri....

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Aquapapa 4X Bio Sponge Filter for Betta Fry Aquarium Fish Tank Up to 15 Gal

Sponge filter is good for aquarium and provides both mechanical and biological filtration. The air infusion chamber produces numerous minute bubbles which promote gas exchange and increase dissolved oxygen level in tank water..
Simply install an airline into the unit and provide both aeration and filtration for your fish..
The sponge traps large waste particles mechanically and cleans the water without trapping baby fish..
Product dimensions: 3.5” wide x 1.8” deep x 5.5” high.
sponge dimensions: 1.8”D x 3.12”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: Good for up to 15 gallon each filter. Package includes: 4 pcs of sponge filters in a poly bag..

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AQUANEAT Sponge Filter, Corner Fish Tank Filter, for Breeding Shrimp Nano Fish Tank (Up to 15Gal)

Perfect for Use-Sponge filter provides filtration, works great and for longer life..
Soft Sponge Material-Unique cylindrical shape 6 vertical stripe sponge design, traps floating debris and won't suck up your fish..
How to Use-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 avoid water back-flow and air pump damage due to power outage. It is a great way to clean your fish tanks..
Easy to Set up-All parts of the sponge filter are detachable so as to clean, simply squeeze the sponges in tank water..
Max Tank Size-Fits for 5 to 10 Gallon freshwater or saltwater fish tank..

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Lefunpets Sponge Filter Breeding Fry Betta Shrimp Nano Fish Tank for Aquarium Fish Tank 5 Gal-25 Gal

Perfect for Use-Sponge filter provides filtration, works great and for longer life..
Soft Sponge Material-Unique cylindrical shape 6 vertical stripe sponge design, traps floating debris and won't suck up your fish..
How to Use-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 avoid water back-flow and air pump damage due to power outage. It is a great way to clean your fish tanks..
Easy to Set up-All parts of the sponge filter are detachable so as to clean, simply squeeze the sponges in tank water..
Max Tank Size-Fits for up to 25 Gallon freshwater or saltwater fish tank..

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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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AQUANEAT Aquarium Bio Sponge Filter Breeding Fry Betta Shrimp Nano Fish Tank (Small up to 10Gal)

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.
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.
Recommend tank size: up to 10 gallon, excellent for small size fish like betta, dwarf cichlid, guppy, killifish etc., or for hatcheries, maternity tanks, nano tanks and fry tanks, as the filter produces minimal current and has almost no way to suck the fish through the filter.

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AQUANEAT Aquarium Bio Sponge Filter Breeding Fry Betta Shrimp Nano Fish Tank (Large up to 60Gal)

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.
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.
Recommend tank size: up to 60 gallon, excellent for small size fish like betta, dwarf cichlid, guppy, killifish etc., or for hatcheries, maternity tanks, nano tanks and fry tanks, as the filter produces minimal current and has almost no way to suck the fish through the filter.
Includes: 1 PC of Sponge Filter. Dimension: 4.5"D X 8.0"H.

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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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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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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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AQUANEAT Aquarium Sponge Filter Breeding Fry Betta Shrimp Nano Fish Tank 4pcs (Large up to 60Gal)

Sponge filter provide both mechanical and bio filtration, also, the air infusion chamber produces minute bubbles which increase the oxygen solubility.
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.
Recommend tank size: up to 60 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.

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