Bio Sponge Corner Filter for Fry Shrimp Nano Fish Tank Aquarium (CA USA)

About this item

• Dimensions: 2-7/8”R x 3-3/4”H. Max tank size: up to 20 gal.
• Easy to maintain. Just take out the sponge and rinse well when it becomes dirty. It's complete set and includes all the filter components - gravel, ceramic, sponge, etc.
• Each unit requires an air pump and airline tubing to operate together (sold separately, not included).
• Quiet filtering system. Especially good for breeding small fish. Efficiently remove toxic waste and maintain clean water for your fish.
• This corner filter utilizes multi-layer sponge media to integrate physical and chemical filtration, enhancing oxygen solubility for your fish. The upper layer is a white filter pad that performs mechanical filtration, while the black bio-sponge and ceramic rings facilitate biochemical filtration and promote the growth of beneficial bacteria.