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Best Seller
BioMaster Thermo 600 External Filter, 350 GPH, 23 W / 9.4 IN

BioMaster Thermo 600 External Filter, 350 GPH, 23 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 600 External Filter, 350 GPH, 23 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

$400.99

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BioMaster Thermo 350 External Filter, 300 GPH, 16 W / 9.4 IN

BioMaster Thermo 350 External Filter, 300 GPH, 16 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 350 External Filter, 300 GPH, 16 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

$319.99

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Best Seller
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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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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FiltoSmart Thermo 100 External Filter, 160 GPH, 111 W / 8 IN

FiltoSmart Thermo 100 External Filter, 160 GPH, 111 W / 8 IN

The FiltoSmart Thermo line of premium compact 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 uses multi-staged... ... more

FiltoSmart Thermo 100 External Filter, 160 GPH, 111 W / 8 IN

The FiltoSmart Thermo line of premium compact 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 uses multi-staged...

Petco.com

$138.99

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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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FiltoSmart Thermo 200 External Filter, 210 GPH, 217 W / 11 IN

FiltoSmart Thermo 200 External Filter, 210 GPH, 217 W / 11 IN

The FiltoSmart Thermo line of premium compact 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 uses multi-staged... ... more

FiltoSmart Thermo 200 External Filter, 210 GPH, 217 W / 11 IN

The FiltoSmart Thermo line of premium compact 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 uses multi-staged...

Petco.com

$182.99

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FiltoSmart Thermo 300 External Filter, 260 GPH, 323 W / 11 IN

FiltoSmart Thermo 300 External Filter, 260 GPH, 323 W / 11 IN

The FiltoSmart Thermo line of premium compact 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 uses multi-staged... ... more

FiltoSmart Thermo 300 External Filter, 260 GPH, 323 W / 11 IN

The FiltoSmart Thermo line of premium compact 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 uses multi-staged...

Petco.com

$238.99

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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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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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BioMaster 250, 9 LBS

BioMaster 250, 9 LBS

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 250, 9 LBS

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

$233.99

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