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Best Seller
450 Emperor PRO Power Filter, Multi-Stage Aquarium Filtration

450 Emperor PRO Power Filter, Multi-Stage Aquarium Filtration

Marineland Penguin PRO Power Filter delivers easy, three-stage mechanical, chemical and biological aquarium filtration. This ultra-quiet filter has a decoupled motor to reduce noise so you can relax and enjoy your aquarium. This power filter contains... ... more

450 Emperor PRO Power Filter, Multi-Stage Aquarium Filtration

Marineland Penguin PRO Power Filter delivers easy, three-stage mechanical, chemical and biological aquarium filtration. This ultra-quiet filter has a decoupled motor to reduce noise so you can relax and enjoy your aquarium. This power filter contains...

Petco.com

$87.65

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175 Penguin PRO Power Filter, Multi-Stage Aquarium Filtration

175 Penguin PRO Power Filter, Multi-Stage Aquarium Filtration

Marineland Penguin PRO Power Filter delivers easy, three-stage mechanical, chemical and biological aquarium filtration. This ultra-quiet filter has a decoupled motor to reduce noise so you can relax and enjoy your aquarium. This power filter contains... ... more

175 Penguin PRO Power Filter, Multi-Stage Aquarium Filtration

Marineland Penguin PRO Power Filter delivers easy, three-stage mechanical, chemical and biological aquarium filtration. This ultra-quiet filter has a decoupled motor to reduce noise so you can relax and enjoy your aquarium. This power filter contains...

Petco.com

$39.95

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Best Seller
375 Penguin PRO Power Filter, Multi-Stage Aquarium Filtration

375 Penguin PRO Power Filter, Multi-Stage Aquarium Filtration

Marineland Penguin PRO Power Filter delivers easy, three-stage mechanical, chemical and biological aquarium filtration. This ultra-quiet filter has a decoupled motor to reduce noise so you can relax and enjoy your aquarium. This power filter contains... ... more

375 Penguin PRO Power Filter, Multi-Stage Aquarium Filtration

Marineland Penguin PRO Power Filter delivers easy, three-stage mechanical, chemical and biological aquarium filtration. This ultra-quiet filter has a decoupled motor to reduce noise so you can relax and enjoy your aquarium. This power filter contains...

Petco.com

$61.45

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275 Penguin PRO Power Filter, Multi-Stage Aquarium Filtration

275 Penguin PRO Power Filter, Multi-Stage Aquarium Filtration

Marineland Penguin PRO Power Filter delivers easy, three-stage mechanical, chemical and biological aquarium filtration. This ultra-quiet filter has a decoupled motor to reduce noise so you can relax and enjoy your aquarium. This power filter contains... ... more

275 Penguin PRO Power Filter, Multi-Stage Aquarium Filtration

Marineland Penguin PRO Power Filter delivers easy, three-stage mechanical, chemical and biological aquarium filtration. This ultra-quiet filter has a decoupled motor to reduce noise so you can relax and enjoy your aquarium. This power filter contains...

Petco.com

$47.85

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125 Penguin PRO Power Filter, Multi-Stage Aquarium Filtration

125 Penguin PRO Power Filter, Multi-Stage Aquarium Filtration

Marineland Penguin PRO Power Filter delivers easy, three-stage mechanical, chemical and biological aquarium filtration. This ultra-quiet filter has a decoupled motor to reduce noise so you can relax and enjoy your aquarium. This power filter contains... ... more

125 Penguin PRO Power Filter, Multi-Stage Aquarium Filtration

Marineland Penguin PRO Power Filter delivers easy, three-stage mechanical, chemical and biological aquarium filtration. This ultra-quiet filter has a decoupled motor to reduce noise so you can relax and enjoy your aquarium. This power filter contains...

Petco.com

$29.25

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Navy BioStyle 50 Hang-On Filter, 250 GPH, 5.5 W / 11 IN

Navy BioStyle 50 Hang-On Filter, 250 GPH, 5.5 W / 11 IN

OASE BioStyle 50 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 50 gallons. This hang on back filter includes three multi-stage filter cartridges and three biological filter foams to ensure optimal water quality and... ... more

Navy BioStyle 50 Hang-On Filter, 250 GPH, 5.5 W / 11 IN

OASE BioStyle 50 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 50 gallons. This hang on back filter includes three multi-stage filter cartridges and three biological filter foams to ensure optimal water quality and...

Petco.com

$69.99

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BioMaster 850 External Filter, 400 GPH, 25 W / 9.4 IN

BioMaster 850 External Filter, 400 GPH, 25 W / 9.4 IN

The BioMaster line of premium external filters is perfect for marine and freshwater aquariums. This filter boasts 4-stage filtration and is designed with sealed filtration pathways to ensure water travels the most efficient path through all filter... ... more

BioMaster 850 External Filter, 400 GPH, 25 W / 9.4 IN

The BioMaster line of premium external filters is perfect for marine and freshwater aquariums. This filter boasts 4-stage filtration and is designed with sealed filtration pathways to ensure water travels the most efficient path through all filter...

Petco.com

$416.99

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2-In-1 Bio-Foam and PreFilter for Biological And Mechanical, Fits Penguin Pro 375 or Emperor Pro 450 Filter

2-In-1 Bio-Foam and PreFilter for Biological And Mechanical, Fits Penguin Pro 375 or Emperor Pro 450 Filter

The Marineland 2-in-1 Bio-Foam & PreFilter screens out dirt and debris and supports the growth of beneficial bacteria in your Marineland Penguin Pro 375 or Emperor Pro 450 Filter. Use this filter foam to boost mechanical and biological filtration for... ... more

2-In-1 Bio-Foam and PreFilter for Biological And Mechanical, Fits Penguin Pro 375 or Emperor Pro 450 Filter

The Marineland 2-in-1 Bio-Foam & PreFilter screens out dirt and debris and supports the growth of beneficial bacteria in your Marineland Penguin Pro 375 or Emperor Pro 450 Filter. Use this filter foam to boost mechanical and biological filtration for...

Petco.com

$7.19

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FiltraPond Filter 1500 - 400 GPH, 35 W

FiltraPond Filter 1500 - 400 GPH, 35 W

Complete filter Simple and intuitive actions in installation and maintenance 4 Filtration Types included Clever design Recycled plastic materials case Made in Italy 5-Year Warranty ... more

FiltraPond Filter 1500 - 400 GPH, 35 W

Complete filter Simple and intuitive actions in installation and maintenance 4 Filtration Types included Clever design Recycled plastic materials case Made in Italy 5-Year Warranty

Petco.com

$199.99

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BioMaster Thermo 850 External Filter, 400 GPH, 25 W / 9.4 IN

BioMaster Thermo 850 External Filter, 400 GPH, 25 W / 9.4 IN

The BioMaster Thermo line of premium external filters reduces the amount of additional equipment seen in the aquarium by integrating the heater into the filter unit. Perfect for marine and freshwater aquariums, this filter boasts 4-stage filtration and... ... more

BioMaster Thermo 850 External Filter, 400 GPH, 25 W / 9.4 IN

The BioMaster Thermo line of premium external filters reduces the amount of additional equipment seen in the aquarium by integrating the heater into the filter unit. Perfect for marine and freshwater aquariums, this filter boasts 4-stage filtration and...

Petco.com

$465.99

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Marineland r Ready-To-Use Filter Cartridges, Pack of 2, 2 CT

Marineland r Ready-To-Use Filter Cartridges, Pack of 2, 2 CT

Custom designed for Emperor and Emperor 280 Filter Systems. Mechanical and chemical filtration in a ready-to-use cartridge--no messy assembly required. Changes in an instant. Makes water sparkle. The Emperor Cartridge combines with Emperor's Bio-Wheel... ... more

Marineland r Ready-To-Use Filter Cartridges, Pack of 2, 2 CT

Custom designed for Emperor and Emperor 280 Filter Systems. Mechanical and chemical filtration in a ready-to-use cartridge--no messy assembly required. Changes in an instant. Makes water sparkle. The Emperor Cartridge combines with Emperor's Bio-Wheel...

Petco.com

$8.29

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Marineland r Ready-To-Use Filter Cartridges, Pack of 4, 4 CT

Marineland r Ready-To-Use Filter Cartridges, Pack of 4, 4 CT

Custom designed for Emperor and Emperor 280 Filter Systems. Mechanical and chemical filtration in a ready-to-use cartridge--no messy assembly required. Changes in an instant. Makes water sparkle. The Emperor Cartridge combines with Emperor's Bio-Wheel... ... more

Marineland r Ready-To-Use Filter Cartridges, Pack of 4, 4 CT

Custom designed for Emperor and Emperor 280 Filter Systems. Mechanical and chemical filtration in a ready-to-use cartridge--no messy assembly required. Changes in an instant. Makes water sparkle. The Emperor Cartridge combines with Emperor's Bio-Wheel...

Petco.com

$14.99

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AquaClear 110/500 Aquarium Power Filter, Transparent

AquaClear 110/500 Aquarium Power Filter, Transparent

When it comes to keeping your fishy friends happy and healthy, the Fluval AquaClear 110/500 Aquarium Power Filter is the way to go! This one-of-a-kind filtration system offers a multi-stage process that leaves your aquarium water crystal clear and free... ... more

AquaClear 110/500 Aquarium Power Filter, Transparent

When it comes to keeping your fishy friends happy and healthy, the Fluval AquaClear 110/500 Aquarium Power Filter is the way to go! This one-of-a-kind filtration system offers a multi-stage process that leaves your aquarium water crystal clear and free...

Petco.com

$94.99

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Fluval 70 Aquarium Power Filter, 300 GAL

Fluval 70 Aquarium Power Filter, 300 GAL

Quiet, efficient and reliable Aqua Clear 70 pumps 300 gph. Recommended for aquariums up to 70 gallons. Aqua Clear stands alone as the only aquarium power filter that offers the integrated filtration of the CycleGuard Insert System. Aqua Clear combines... ... more

Fluval 70 Aquarium Power Filter, 300 GAL

Quiet, efficient and reliable Aqua Clear 70 pumps 300 gph. Recommended for aquariums up to 70 gallons. Aqua Clear stands alone as the only aquarium power filter that offers the integrated filtration of the CycleGuard Insert System. Aqua Clear combines...

Petco.com

$69.99

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Fluval 50 Aquarium Power Filter, 200 GAL

Fluval 50 Aquarium Power Filter, 200 GAL

Quiet, efficient and reliable Aqua Clear 50 pumps 200 gph. Recommended for aquariums up to 50 gallons. Aqua Clear stands alone as the only aquarium power filter that offers the integrated filtration of the CycleGuard Insert System. Aqua Clear combines... ... more

Fluval 50 Aquarium Power Filter, 200 GAL

Quiet, efficient and reliable Aqua Clear 50 pumps 200 gph. Recommended for aquariums up to 50 gallons. Aqua Clear stands alone as the only aquarium power filter that offers the integrated filtration of the CycleGuard Insert System. Aqua Clear combines...

Petco.com

$44.28

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Fluval Aquarium Power Filters, Model 20

Fluval Aquarium Power Filters, Model 20

Quiet, efficient and reliable Aqua Clear 20 pumps 100 gph. Recommended for aquariums up to 20 gallons. Aqua Clear stands alone as the only aquarium power filter that offers the integrated filtration of the CycleGuard Insert System. Aqua Clear combines... ... more

Fluval Aquarium Power Filters, Model 20

Quiet, efficient and reliable Aqua Clear 20 pumps 100 gph. Recommended for aquariums up to 20 gallons. Aqua Clear stands alone as the only aquarium power filter that offers the integrated filtration of the CycleGuard Insert System. Aqua Clear combines...

Petco.com

$32.99

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Submersible Nano Filter with Carbon and Sponge 93 GPH Pump, 7 IN

Submersible Nano Filter with Carbon and Sponge 93 GPH Pump, 7 IN

LIFEGARD Submersible Multi-Stage Nano Internal Filter makes it easy to maintain a clean and healthy aquarium. This filter provides mechanical and chemical filtration to help keep water clear. Mechanical sponge removes floating particulates while Carbon... ... more

Submersible Nano Filter with Carbon and Sponge 93 GPH Pump, 7 IN

LIFEGARD Submersible Multi-Stage Nano Internal Filter makes it easy to maintain a clean and healthy aquarium. This filter provides mechanical and chemical filtration to help keep water clear. Mechanical sponge removes floating particulates while Carbon...

Petco.com

$15.99

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White BioStyle Thermo 30 Hang-On Filter, 152 GPH, 15 W / 8.5 IN

White BioStyle Thermo 30 Hang-On Filter, 152 GPH, 15 W / 8.5 IN

OASE BioStyle Thermo 30 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 30 gallons. This hang on back filter includes two multi-stage filter cartridges and two biological filter foams to ensure optimal water quality... ... more

White BioStyle Thermo 30 Hang-On Filter, 152 GPH, 15 W / 8.5 IN

OASE BioStyle Thermo 30 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 30 gallons. This hang on back filter includes two multi-stage filter cartridges and two biological filter foams to ensure optimal water quality...

Petco.com

$69.99

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White BioStyle 30 Hang-On Filter, 150 GPH, 15 W / 8.5 IN

White BioStyle 30 Hang-On Filter, 150 GPH, 15 W / 8.5 IN

OASE BioStyle 30 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 30 gallons. This hang on back filter includes two multi-stage filter cartridges and two biological filter foams to ensure optimal water quality and... ... more

White BioStyle 30 Hang-On Filter, 150 GPH, 15 W / 8.5 IN

OASE BioStyle 30 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 30 gallons. This hang on back filter includes two multi-stage filter cartridges and two biological filter foams to ensure optimal water quality and...

Petco.com

$59.99

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Navy BioStyle 30 Hang-On Filter, 150 GPH, 15 W / 8.5 IN

Navy BioStyle 30 Hang-On Filter, 150 GPH, 15 W / 8.5 IN

OASE BioStyle 30 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 30 gallons. This hang on back filter includes two multi-stage filter cartridges and two biological filter foams to ensure optimal water quality and... ... more

Navy BioStyle 30 Hang-On Filter, 150 GPH, 15 W / 8.5 IN

OASE BioStyle 30 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 30 gallons. This hang on back filter includes two multi-stage filter cartridges and two biological filter foams to ensure optimal water quality and...

Petco.com

$59.99

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Navy BioStyle 20 Hang-On Filter, 100 GPH, 4.5 W / 6 IN

Navy BioStyle 20 Hang-On Filter, 100 GPH, 4.5 W / 6 IN

OASE BioStyle 20 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 20 gallons. This hang on back filter includes one multi-stage filter cartridge and one biological filter foam to ensure optimal water quality and... ... more

Navy BioStyle 20 Hang-On Filter, 100 GPH, 4.5 W / 6 IN

OASE BioStyle 20 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 20 gallons. This hang on back filter includes one multi-stage filter cartridge and one biological filter foam to ensure optimal water quality and...

Petco.com

$40.31

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White BioStyle 20 Hang-On Filter, 100 GPH, 4.5 W / 6 IN

White BioStyle 20 Hang-On Filter, 100 GPH, 4.5 W / 6 IN

OASE BioStyle 20 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 20 gallons. This hang on back filter includes one multi-stage filter cartridge and one biological filter foam to ensure optimal water quality and... ... more

White BioStyle 20 Hang-On Filter, 100 GPH, 4.5 W / 6 IN

OASE BioStyle 20 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 20 gallons. This hang on back filter includes one multi-stage filter cartridge and one biological filter foam to ensure optimal water quality and...

Petco.com

$42.99

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White BioStyle 50 Hang-On Filter, 250 GPH, 5.5 W / 11 IN

White BioStyle 50 Hang-On Filter, 250 GPH, 5.5 W / 11 IN

OASE BioStyle 50 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 50 gallons. This hang on back filter includes three multi-stage filter cartridges and three biological filter foams to ensure optimal water quality and... ... more

White BioStyle 50 Hang-On Filter, 250 GPH, 5.5 W / 11 IN

OASE BioStyle 50 is a sleek, compact power filter, ideal for marine and freshwater aquariums up to 50 gallons. This hang on back filter includes three multi-stage filter cartridges and three biological filter foams to ensure optimal water quality and...

Petco.com

$69.99

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Fluval 30 Aquarium Power Filter, 150 GAL

Fluval 30 Aquarium Power Filter, 150 GAL

Quiet, efficient and reliable Aqua Clear 30 pumps 150 gph. Recommended for aquariums up to 30 gallons. Aqua Clear stands alone as the only aquarium power filter that offers the integrated filtration of the CycleGuard Insert System. Aqua Clear combines... ... more

Fluval 30 Aquarium Power Filter, 150 GAL

Quiet, efficient and reliable Aqua Clear 30 pumps 150 gph. Recommended for aquariums up to 30 gallons. Aqua Clear stands alone as the only aquarium power filter that offers the integrated filtration of the CycleGuard Insert System. Aqua Clear combines...

Petco.com

$38.98

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