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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 250 External Filter, 250 GPH, 15 W / 9.4 IN

BioMaster Thermo 250 External Filter, 250 GPH, 15 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 250 External Filter, 250 GPH, 15 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

$276.99

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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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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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5/8" hose External In-line Aquarium Heater, 200 Watts, 200 W / 4.02 IN

5/8" hose External In-line Aquarium Heater, 200 Watts, 200 W / 4.02 IN

Eth is a heater for aquariums also suitable for sump collection tanks and external filters for vertical positioning only. Accurate thanks to the electronic temperature control, it is specially designed to guarantee high resistance and avoid the risk of... ... more

5/8" hose External In-line Aquarium Heater, 200 Watts, 200 W / 4.02 IN

Eth is a heater for aquariums also suitable for sump collection tanks and external filters for vertical positioning only. Accurate thanks to the electronic temperature control, it is specially designed to guarantee high resistance and avoid the risk of...

Petco.com

$54.70

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1/2" hose External In-line Aquarium Heater, 200 Watts, 1.106 LB

1/2" hose External In-line Aquarium Heater, 200 Watts, 1.106 LB

Eth is a heater for aquariums also suitable for sump collection tanks and external filters for vertical positioning only. Accurate thanks to the electronic temperature control, it is specially designed to guarantee high resistance and avoid the risk of... ... more

1/2" hose External In-line Aquarium Heater, 200 Watts, 1.106 LB

Eth is a heater for aquariums also suitable for sump collection tanks and external filters for vertical positioning only. Accurate thanks to the electronic temperature control, it is specially designed to guarantee high resistance and avoid the risk of...

Petco.com

$64.49

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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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BioMaster 350, 14.17" L X 10.24" W X 17.52" H, 10 LBS

BioMaster 350, 14.17" L X 10.24" W X 17.52" H, 10 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 350, 14.17" L X 10.24" W X 17.52" H, 10 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

$287.97

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FiltoSmart 100 External Filter, 160 GPH, 11 W / 8 IN

FiltoSmart 100 External Filter, 160 GPH, 11 W / 8 IN

The FiltoSmart line of premium compact external filters is perfect for marine and freshwater aquariums. This filter uses multi-staged chemical, mechanical and biological filtration which provides an extremely high surface area for beneficial bacteria... ... more

FiltoSmart 100 External Filter, 160 GPH, 11 W / 8 IN

The FiltoSmart line of premium compact external filters is perfect for marine and freshwater aquariums. This filter uses multi-staged chemical, mechanical and biological filtration which provides an extremely high surface area for beneficial bacteria...

Petco.com

$116.99

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FiltoSmart 60 External Filter, 80 GPH, 4 W / 5.9 IN

FiltoSmart 60 External Filter, 80 GPH, 4 W / 5.9 IN

The FiltoSmart line of premium compact external filters is perfect for marine and freshwater aquariums. This filter uses multi-staged mechanical and biological filtration which provides a high surface area for beneficial bacteria to colonize. These... ... more

FiltoSmart 60 External Filter, 80 GPH, 4 W / 5.9 IN

The FiltoSmart line of premium compact external filters is perfect for marine and freshwater aquariums. This filter uses multi-staged mechanical and biological filtration which provides a high surface area for beneficial bacteria to colonize. These...

Petco.com

$74.99

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BioPlus Thermo 50 Internal Filter, 120 GPH, 54 W / 4.7 IN

BioPlus Thermo 50 Internal Filter, 120 GPH, 54 W / 4.7 IN

The BioPlus Thermo line of premium internal corner filters reduces the amount of additional equipment seen in the aquarium by integrating the heater into the filter. Perfect for medium sized freshwater aquariums, this filter uses biological,... ... more

BioPlus Thermo 50 Internal Filter, 120 GPH, 54 W / 4.7 IN

The BioPlus Thermo line of premium internal corner filters reduces the amount of additional equipment seen in the aquarium by integrating the heater into the filter. Perfect for medium sized freshwater aquariums, this filter uses biological,...

Petco.com

$84.99

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BioPlus Thermo 100 Internal Filter, 170 GPH, 106 W / 4.7 IN

BioPlus Thermo 100 Internal Filter, 170 GPH, 106 W / 4.7 IN

The BioPlus Thermo line of premium internal corner filters reduces the amount of additional equipment seen in the aquarium by integrating the heater into the filter. Perfect for medium sized freshwater aquariums, this filter uses biological,... ... more

BioPlus Thermo 100 Internal Filter, 170 GPH, 106 W / 4.7 IN

The BioPlus Thermo line of premium internal corner filters reduces the amount of additional equipment seen in the aquarium by integrating the heater into the filter. Perfect for medium sized freshwater aquariums, this filter uses biological,...

Petco.com

$93.99

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5/8" hose External In-line Aquarium Heater, 300 Watts, 300 W / 2.96 IN

5/8" hose External In-line Aquarium Heater, 300 Watts, 300 W / 2.96 IN

Eth is a heater for aquariums also suitable for sump collection tanks and external filters for vertical positioning only. Accurate thanks to the electronic temperature control, it is specially designed to guarantee high resistance and avoid the risk of... ... more

5/8" hose External In-line Aquarium Heater, 300 Watts, 300 W / 2.96 IN

Eth is a heater for aquariums also suitable for sump collection tanks and external filters for vertical positioning only. Accurate thanks to the electronic temperature control, it is specially designed to guarantee high resistance and avoid the risk of...

Petco.com

$62.37

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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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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

$63.19

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BioMaster 600, 14.17" L X 10.24" W X 19.69" H, 11 LBS

BioMaster 600, 14.17" L X 10.24" W X 19.69" H, 11 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 600, 14.17" L X 10.24" W X 19.69" H, 11 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

$349.99

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FiltoSmart 200 External Filter, 210 GPH, 17 W / 11 IN

FiltoSmart 200 External Filter, 210 GPH, 17 W / 11 IN

The FiltoSmart line of premium compact external filters is perfect for marine and freshwater aquariums. This filter uses multi-staged chemical, mechanical and biological filtration which provides an extremely high surface area for beneficial bacteria... ... more

FiltoSmart 200 External Filter, 210 GPH, 17 W / 11 IN

The FiltoSmart line of premium compact external filters is perfect for marine and freshwater aquariums. This filter uses multi-staged chemical, mechanical and biological filtration which provides an extremely high surface area for beneficial bacteria...

Petco.com

$161.99

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FiltoSmart 300 External Filter, 260 GPH, 23 W / 11 IN

FiltoSmart 300 External Filter, 260 GPH, 23 W / 11 IN

The FiltoSmart line of premium compact external filters is perfect for marine and freshwater aquariums. This filter uses multi-staged chemical, mechanical and biological filtration which provides an extremely high surface area for beneficial bacteria... ... more

FiltoSmart 300 External Filter, 260 GPH, 23 W / 11 IN

The FiltoSmart line of premium compact external filters is perfect for marine and freshwater aquariums. This filter uses multi-staged chemical, mechanical and biological filtration which provides an extremely high surface area for beneficial bacteria...

Petco.com

$205.99

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