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Oxygen Plus Bio-Filter 2 Repl. Sponge (2-1/4" dia x 2-1/4" tall)

Oxygen Plus Bio-Filter 2 Repl. Sponge (2-1/4" dia x 2-1/4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 2 Repl. Sponge (2-1/4" dia x 2-1/4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$4.99

go to store
(275,000+)
Oxygen Plus Bio-Filter 10 Repl. Sponge (7" dia x 4" tall)

Oxygen Plus Bio-Filter 10 Repl. Sponge (7" dia x 4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 10 Repl. Sponge (7" dia x 4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$5.99

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(275,000+)
Penn Plax Reptology 3.25 in. Internal Filter Replacement Bio-sponge - REP46

Penn Plax Reptology 3.25 in. Internal Filter Replacement Bio-sponge - REP46

Helps to keep your reptile's habitat clean. Replacement bio-sponge for the REP45 filter. Per package includes 4 sponges. Dimensions: 3.25L x 1.5W x 3.25H inches. ... more

Penn Plax Reptology 3.25 in. Internal Filter Replacement Bio-sponge - REP46

Helps to keep your reptile's habitat clean. Replacement bio-sponge for the REP45 filter. Per package includes 4 sponges. Dimensions: 3.25L x 1.5W x 3.25H inches.

Hayneedle

$24.99 $9.00

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White Aquarium Betta Fish Tank Bio Pre-Filter Sponge Filter Media 39.4" x 19.7"

White Aquarium Betta Fish Tank Bio Pre-Filter Sponge Filter Media 39.4" x 19.7"

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 effect on decomposing... ... more

White Aquarium Betta Fish Tank Bio Pre-Filter Sponge Filter Media 39.4" x 19.7"

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 effect on decomposing...

$33.99 $16.89

FREE shipping

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Black Aquarium Betta Fish Tank Bio Pre-Filter Sponge Filter Media 39.4" Length

Black Aquarium Betta Fish Tank Bio Pre-Filter Sponge Filter Media 39.4" Length

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 effect on decomposing... ... more

Black Aquarium Betta Fish Tank Bio Pre-Filter Sponge Filter Media 39.4" Length

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 effect on decomposing...

$19.99 $9.54

FREE shipping

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ABN Sock Filter – 200 Micron PP with Plastic Ring 4” x 13” Inch – For Fish Tank, Aquarium, Refugium, Sump Pump, Blue

ABN Sock Filter – 200 Micron PP with Plastic Ring 4x 13” Inch – For Fish Tank, Aquarium, Refugium, Sump Pump, Blue

Want aquarium water so crystal clear that it looks like your fish are swimming in a tank of air? The ABN Sock Filter – 200 Micron PP with Plastic Ring 4x 13” Inch – For Fish Tank, Aquarium, Refugium, Sump Pump does the hard work for you so your fish... ... more

ABN Sock Filter – 200 Micron PP with Plastic Ring 4” x 13” Inch – For Fish Tank, Aquarium, Refugium, Sump Pump, Blue

Want aquarium water so crystal clear that it looks like your fish are swimming in a tank of air? The ABN Sock Filter – 200 Micron PP with Plastic Ring 4” x 13” Inch – For Fish Tank, Aquarium, Refugium, Sump Pump does the hard work for you so your fish...

Jet.com

$4.99

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

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 effect on decomposing... ... more

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 effect on decomposing...

$23.99 $11.88

FREE shipping

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Fluval Suction Cup for Filters, 30-Millimeter, 4-Pack

Fluval Suction Cup for Filters, 30-Millimeter, 4-Pack

This suction cup is used for Fluval filter models 104, 105, 204, 205, 304, 305, 404, 405. Also used for Fluval 1 Plus, 2 Plus, 3 Plus, 4 Plus internal filters. Includes 4 pieces per blister box. Measures 4/5-inch length by 2-5/7-inch width by... ... more

Fluval Suction Cup for Filters, 30-Millimeter, 4-Pack

This suction cup is used for Fluval filter models 104, 105, 204, 205, 304, 305, 404, 405. Also used for Fluval 1 Plus, 2 Plus, 3 Plus, 4 Plus internal filters. Includes 4 pieces per blister box. Measures 4/5-inch length by 2-5/7-inch width by...

Jet.com

$13.11

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Penn Plax Reptology 4.25 in. Internal Filter Replacement Cartridges - REP71

Penn Plax Reptology 4.25 in. Internal Filter Replacement Cartridges - REP71

Helps to keep your reptile's habitat clean. Replacement bio-sponge for the REP70 filter. Per package includes 2 sponges. Dimensions: 4.25L x 1.75W x 4.25H inches. ... more

Penn Plax Reptology 4.25 in. Internal Filter Replacement Cartridges - REP71

Helps to keep your reptile's habitat clean. Replacement bio-sponge for the REP70 filter. Per package includes 2 sponges. Dimensions: 4.25L x 1.75W x 4.25H inches.

Hayneedle

$24.99 $9.15

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Fluval Cover Replacement for Fluval C4 Power Filter

Fluval Cover Replacement for Fluval C4 Power Filter

This cover is suitable for Fluval C4 power filter. This product weighs 0.11-pound. Measures 4-1/2-inch length by 1/2-inch height by 8-1/3-inch width. ... more

Fluval Cover Replacement for Fluval C4 Power Filter

This cover is suitable for Fluval C4 power filter. This product weighs 0.11-pound. Measures 4-1/2-inch length by 1/2-inch height by 8-1/3-inch width.

Jet.com

$12.49

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Specimen Cup Heavy Duty Small

Specimen Cup Heavy Duty Small

Specimen Container 5 1/8 long x 4 ½ wide x 4 1/2 deepMulti-purpose clear container Use as holding tank, treatment tank, or for observationAs a treatment tank, requires less medicationHang inside aquarium to utilize benefits of heater One-inch wide... ... more

Specimen Cup Heavy Duty Small

Specimen Container 5 1/8 long x 4 ½ wide x 4 1/2 deepMulti-purpose clear container Use as holding tank, treatment tank, or for observationAs a treatment tank, requires less medicationHang inside aquarium to utilize benefits of heater One-inch wide...

Lambert Vet Supply

$8.99

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Penn Plax Reptology 9.25 in. Internal Filter Replacement Cartridges - REP177

Penn Plax Reptology 9.25 in. Internal Filter Replacement Cartridges - REP177

Helps keep your reptile's habitat clean. Includes 2 cartridges per package. 175.2 GPM internal filter cartridges. Dimensions: 4.5L x2W x 9.25H inches. ... more

Penn Plax Reptology 9.25 in. Internal Filter Replacement Cartridges - REP177

Helps keep your reptile's habitat clean. Includes 2 cartridges per package. 175.2 GPM internal filter cartridges. Dimensions: 4.5L x2W x 9.25H inches.

Hayneedle

$24.99 $16.99

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4) Danner Replacement Bio-Foam Pads for Pondmaster 2000, 16-Pack

4) Danner Replacement Bio-Foam Pads for Pondmaster 2000, 16-Pack

Does your pond filter needs a little refresher? If so, you need to get it these Danner Replacement Bio Foam Pads. These pads are designed for use with Danner Pondmaster 2000 12-inch x 24-inch Pond Filters. Over months of use the original bio-foam pad i ... more

4) Danner Replacement Bio-Foam Pads for Pondmaster 2000, 16-Pack

Does your pond filter needs a little refresher? If so, you need to get it these Danner Replacement Bio Foam Pads. These pads are designed for use with Danner Pondmaster 2000 12-inch x 24-inch Pond Filters. Over months of use the original bio-foam pad i

VMInnovations

(10,000+)

$73.95

FREE shipping

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VMInnovations

(10,000+)
Danner Replacement Bio-Foam Pads for Pondmaster 2000, 4-Pack DNR-12305

Danner Replacement Bio-Foam Pads for Pondmaster 2000, 4-Pack DNR-12305

Does your pond filter needs a little refresher? If so, you need to get it these Danner Replacement Bio Foam Pads. These pads are designed for use with Danner Pondmaster 2000 12-inch x 24-inch Pond Filters. Over months of use the original bio-foam pad i ... more

Danner Replacement Bio-Foam Pads for Pondmaster 2000, 4-Pack DNR-12305

Does your pond filter needs a little refresher? If so, you need to get it these Danner Replacement Bio Foam Pads. These pads are designed for use with Danner Pondmaster 2000 12-inch x 24-inch Pond Filters. Over months of use the original bio-foam pad i

VMInnovations

(10,000+)

$21.91

FREE shipping

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VMInnovations

(10,000+)
Coralife Bio Cube Stand 100115664

Coralife Bio Cube Stand 100115664

Made from high-density fiberboard Inside shelf for convenient storage of aquarium accessories Pre-drilled holes in back of stand for routing electrical cords Quick assembly and easy to follow instructions Product dimensions: 21.1 x 20.4 x 28.9 inches ;... ... more

Coralife Bio Cube Stand 100115664

Made from high-density fiberboard Inside shelf for convenient storage of aquarium accessories Pre-drilled holes in back of stand for routing electrical cords Quick assembly and easy to follow instructions Product dimensions: 21.1 x 20.4 x 28.9 inches ;...

Pupdaddy.com

$213.36

FREE shipping

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Penn Plax Hamster 4-1/2" Jogging Wheel (4 1/2")

Penn Plax Hamster 4-1/2" Jogging Wheel (4 1/2")

Penn Plax Hamster 4-1/2' Jogging Wheel Features: Jogging wheel Keeps your pet amused for hours Gives your pet a lot of exercise which will keep them healthier Great for hamsters and mice 5 Inches x 3.5 Inches x 5.75 Inches ... more

Penn Plax Hamster 4-1/2" Jogging Wheel (4 1/2")

Penn Plax Hamster 4-1/2' Jogging Wheel Features: Jogging wheel Keeps your pet amused for hours Gives your pet a lot of exercise which will keep them healthier Great for hamsters and mice 5 Inches x 3.5 Inches x 5.75 Inches

Overstock.com

(675,000+)

$19.09

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Overstock.com

(675,000+)
Specimen Cup Heavy Duty Lee's Aquarium & Pet Product

Specimen Cup Heavy Duty Lee's Aquarium & Pet Product

Specimen Container 5 1/8 long x 4 wide x 4 1/2 deep•Multi-purpose clear container •Use as holding tank, treatment tank, or for observation•As a treatment tank, requires less medication•Hang inside aquarium to utilize benefits of heater •One-inch wide... ... more

Specimen Cup Heavy Duty Lee's Aquarium & Pet Product

Specimen Container 5 1/8 long x 4 wide x 4 1/2 deep•Multi-purpose clear container •Use as holding tank, treatment tank, or for observation•As a treatment tank, requires less medication•Hang inside aquarium to utilize benefits of heater •One-inch wide...

Pupdaddy.com

$12.21

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Oxygen Plus Bio-Filter 9 Repl. Sponge (2-3/4" dia x 2" tall)

Oxygen Plus Bio-Filter 9 Repl. Sponge (2-3/4" dia x 2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 9 Repl. Sponge (2-3/4" dia x 2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$2.99

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(275,000+)
Oxygen Plus Bio-Filter 3 Repl. Sponge (2-1/4" dia x 2-1/4" tall)

Oxygen Plus Bio-Filter 3 Repl. Sponge (2-1/4" dia x 2-1/4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 3 Repl. Sponge (2-1/4" dia x 2-1/4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$2.99

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(275,000+)
Oxygen Plus Bio-Filter 6 Repl. Sponge (4-1/2" dia x 4" tall)

Oxygen Plus Bio-Filter 6 Repl. Sponge (4-1/2" dia x 4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 6 Repl. Sponge (4-1/2" dia x 4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$4.99

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(275,000+)
Oxygen Plus Bio-Filter 1 Repl. Sponge (6-3/4" dia x 1-1/2" tall)

Oxygen Plus Bio-Filter 1 Repl. Sponge (6-3/4" dia x 1-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 1 Repl. Sponge (6-3/4" dia x 1-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$2.99

go to store
(275,000+)
Oxygen Plus Bio-Filter 7 Repl. Sponge (4-1/2" dia x 2" tall)

Oxygen Plus Bio-Filter 7 Repl. Sponge (4-1/2" dia x 2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 7 Repl. Sponge (4-1/2" dia x 2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$3.69

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(275,000+)
Oxygen Plus Bio-Filter 11 Repl. Sponge (2-3/4" dia x 1-1/2" tall)

Oxygen Plus Bio-Filter 11 Repl. Sponge (2-3/4" dia x 1-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 11 Repl. Sponge (2-3/4" dia x 1-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$2.99

go to store
(275,000+)
Oxygen Plus Bio-Filter 5 Repl. Sponge (2-1/4" x 4-1/2" tall)

Oxygen Plus Bio-Filter 5 Repl. Sponge (2-1/4" x 4-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 5 Repl. Sponge (2-1/4" x 4-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$2.99

go to store
(275,000+)
Oxygen Plus Bio-Filter 8 Repl. Sponge (2-1/2" dia x 3-1/2" tall)

Oxygen Plus Bio-Filter 8 Repl. Sponge (2-1/2" dia x 3-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 8 Repl. Sponge (2-1/2" dia x 3-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$3.99

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(275,000+)
Oxygen Plus Bio-Filter 1 Repl. Sponge (6-3/4" dia x 1-1/2" tall)

Oxygen Plus Bio-Filter 1 Repl. Sponge (6-3/4" dia x 1-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 1 Repl. Sponge (6-3/4" dia x 1-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$2.99

go to store
(275,000+)
Oxygen Plus Bio-Filter 4

Oxygen Plus Bio-Filter 4

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 4

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$9.99

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(275,000+)
Oxygen Plus Bio-Filter 4 Repl. Sponge (4-1/2" dia x 4-3/8" tall)

Oxygen Plus Bio-Filter 4 Repl. Sponge (4-1/2" dia x 4-3/8" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 4 Repl. Sponge (4-1/2" dia x 4-3/8" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$4.99

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(275,000+)
Oxygen Plus Bio-Filter 3 Repl. Sponge (2-1/4" dia x 2-1/4" tall)

Oxygen Plus Bio-Filter 3 Repl. Sponge (2-1/4" dia x 2-1/4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 3 Repl. Sponge (2-1/4" dia x 2-1/4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$2.99

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(275,000+)
Oxygen Plus Bio-Filter 6 Repl. Sponge (4-1/2" dia x 4" tall)

Oxygen Plus Bio-Filter 6 Repl. Sponge (4-1/2" dia x 4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 6 Repl. Sponge (4-1/2" dia x 4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$4.99

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(275,000+)
Oxygen Plus Bio-Filter 2 Repl. Sponge (2-1/4" dia x 2-1/4" tall)

Oxygen Plus Bio-Filter 2 Repl. Sponge (2-1/4" dia x 2-1/4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 2 Repl. Sponge (2-1/4" dia x 2-1/4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$4.99

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(275,000+)
Oxygen Plus Bio-Filter 10 Repl. Sponge (7" dia x 4" tall)

Oxygen Plus Bio-Filter 10 Repl. Sponge (7" dia x 4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 10 Repl. Sponge (7" dia x 4" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$5.99

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(275,000+)
Oxygen Plus Bio-Filter 11 Repl. Sponge (2-3/4" dia x 1-1/2" tall)

Oxygen Plus Bio-Filter 11 Repl. Sponge (2-3/4" dia x 1-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 11 Repl. Sponge (2-3/4" dia x 1-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$2.99

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(275,000+)
Oxygen Plus Bio-Filter 9 Repl. Sponge (2-3/4" dia x 2" tall)

Oxygen Plus Bio-Filter 9 Repl. Sponge (2-3/4" dia x 2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 9 Repl. Sponge (2-3/4" dia x 2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$2.99

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(275,000+)
Oxygen Plus Bio-Filter 5 Repl. Sponge (2-1/4" x 4-1/2" tall)

Oxygen Plus Bio-Filter 5 Repl. Sponge (2-1/4" x 4-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 5 Repl. Sponge (2-1/4" x 4-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$2.99

go to store
(275,000+)
Oxygen Plus Bio-Filter 8 Repl. Sponge (2-1/2" dia x 3-1/2" tall)

Oxygen Plus Bio-Filter 8 Repl. Sponge (2-1/2" dia x 3-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous... ... more

Oxygen Plus Bio-Filter 8 Repl. Sponge (2-1/2" dia x 3-1/2" tall)

These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous...

(275,000+)

$3.99

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(275,000+)
6pcs White Rectangular Bio Absorbent Filter Sponge for Aquarium 12.6" x 4.7"

6pcs White Rectangular Bio Absorbent Filter Sponge for Aquarium 12.6" 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 effect on decomposing... ... more

6pcs White Rectangular Bio Absorbent Filter Sponge for Aquarium 12.6" 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 effect on decomposing...

$20.99 $10.11

FREE shipping

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

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 effect on decomposing... ... more

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 effect on decomposing...

$17.99 $8.65

FREE shipping

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2pcs Black Green Rectangular Aquarium Bio Chemical Filter Sponge 12.6" x 4.7"

2pcs Black Green Rectangular Aquarium Bio Chemical Filter Sponge 12.6" 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 effect on decomposing... ... more

2pcs Black Green Rectangular Aquarium Bio Chemical Filter Sponge 12.6" 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 effect on decomposing...

$17.99 $8.65

FREE shipping

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