This Tetra Whisper 20i Internal Power Filter features a submerged motor that offers super quiet filtration, making it useful for filled aquariums or low water environments such as turtle tanks. Its position inside the tank allows aquariums to be moved flush to the wall, and ...This Tetra Whisper 20i Internal Power Filter features a submerged motor that offers super quiet filtration, making it useful for filled aquariums or low water environments such as turtle tanks. Its position inside the tank allows aquariums to be moved flush to the wall, and positioning on a side allows a full view of your fish without the distraction of filter boxes or power cords.
Instructions: Hang this filter inside your aquarium, supported by the the tank or rim, or attach it to the side using suction cups.