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Tetra Whisper 4 Gallon Internal Power Filter, Filtration for 4 Gallon Aquariums
- FOR 1-4 GALLON AQUARIUMS: Tetra Whisper 4i Internal Power Filter uses Small Whisper BioBag filter cartridges that are easy to change
- 27 GPH MOTOR: The internal 27 GPH pump cycles a 4 gallon aquarium more than 6 times per hour
- POWERFUL FILTRATION: Water flows through the cartridge floss, trapping debris and fish waste, while Ultra-activated carbon helps remove odor and discoloration
- SPACE-SAVING DESIGN: Your aquarium can be 1” from the wall with the internal filter designed to clip on your tank wall and be hidden by décor
- ADJUSTABLE: Adjustable clip and suction cup allows for a variety of setups to easily adjust to high or low water levels
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