Filters Canister (Internal)

The Penn-Plax Cascade Internal Filter by Penn Plax is designed for better filtration and aeration above and below the surface! The spray bar distributes water evenly over the waters surface to aid in aeration for healthier, cleaner aquarium water...

The Penn-Plax Cascade Internal Filter by Penn Plax is designed for better filtration and aeration above and below the surface! The spray bar distributes water evenly over the waters surface to aid in aeration for healthier, cleaner aquarium water...

The Penn-Plax Cascade Internal Filter by Penn Plax is designed for better filtration and aeration above and below the surface! The spray bar distributes water evenly over the waters surface to aid in aeration for healthier, cleaner aquarium water...

Marina i25 Internal Filters are compact and powerful! These internal filters easily clip onto Marina goldfish aquariums and can also fit any other goldfish or tropical tank that is up to 6.6 Gallons with secure suction cups.Compact and powerfulWaterfall...

The Marineland Magnum Polishing Internal Canister Filter uses two refillable chambers to house carbon or customizable filter media. The Magnum Polishing Internal Canister Filter is the most versatile filter Marineland has to offer. Choose from every day,...

Marineland Magnum Internal Polishing Filters provide complete 3-stage aquarium filtration with an additional water polishing option. This self-contained internal filter is quiet, requires no priming, and has no external tubing.Compact and versatile...

1 count The Ovation filtration pumps have been designed for hobbyists looking for powerful, quiet, and effective filtration for their home aquariums and terrariums. They can be used for installations from 10 to 80 gallons if used singly, or larger...

Model 1000 - 265 GPH (Up to 80 Gallons)Supreme Ovation Submersible Filters are perfect for all types of tropical fish aquariums and todays complex aquatic terrarium habitats. It is a reliable, smooth-running power filter that provides excellent...

Model 210 - 53 GPH (Up to 15 Gallons)Supreme Ovation Submersible Filters are perfect for all types of tropical fish aquariums and todays complex aquatic terrarium habitats. It is a reliable, smooth-running power filter that provides excellent mechanical,...

10i (10 Gallons)Tetra Whisper In-Tank Power Filters provide the ultimate in convenience and quiet. These filters mount on the inside of the aquarium, rather than hanging from the outside -- making it possible to place the tank flush against a wall.Motor...

20i (20 Gallons)Tetra Whisper In-Tank Power Filters provide the ultimate in convenience and quiet. These filters mount on the inside of the aquarium, rather than hanging from the outside -- making it possible to place the tank flush against a wall.Motor...

40i (40 Gallons)Tetra Whisper In-Tank Power Filters provide the ultimate in convenience and quiet. These filters mount on the inside of the aquarium, rather than hanging from the outside -- making it possible to place the tank flush against a wall.Motor...

4i (4 Gallons)Tetra Whisper In-Tank Power Filters provide the ultimate in convenience and quiet. These filters mount on the inside of the aquarium, rather than hanging from the outside -- making it possible to place the tank flush against a wall.Motor is...