Universal Design: Tetra Whisper 10i Internal Filter is an all-in-one air pump and water filter system.
Internal Filter: Mounts on the inside of your aquarium with clip (included)
Catches Debris: Dense, dual-sided mesh filters debris and fish waste.
Aerates Water: Air-driven design filters up to 80 GPH while oxygenating water.
Convenient Design: Uses medium easy change Bio-Bag cartridges; filter mounts inside the aquarium, making it possible to place the tank flush against the wall.