AQUANEAT 4 Pack Double Bio Sponge Filter, for Fry, Betta, Shrimp, Nano, Aquarium Fish Tank (Large up to 55 Gal)

Optimal Biological Filtration Using Sponge Filters

• Sponge filters provide both mechanical and bio filtration, also, the air infusion chamber produces minute bubbles which increase the oxygen solubility
• Easy to Set up & Clean: Simply install an airline into the unit and turn on the air pump; simply rinse and squeeze sponge in tank water
• Recommend Tank Size: Up to 55 gallon, excellent for small size fish like dwarf cichlid, guppy, killifish etc ; or for hatcheries, maternity tanks, and fry tanks, as the filter produces minimal current and has almost no way to suck the fish through the filter
• Dimension: 6.5”L x 2.4”W x 9.5”H
• Includes: sponge filter 4 pcs