Additional Information

• The Hydro-Sponge Filter provides both mechanical and biological filtration. Aerobic bacteria colonize the sponge providing a bacterial substrate to facilitate the nitrogen cycle. In addition, the Hydro-Sponge traps waste particles mechanically cleaning the water without trapping baby fish.


• Capable of moving more water than other sponge filters.


• One inch diameter lift tube allows use of power head without adapters.


• Raised off bottom, no dead space.


• Heavier base.


• Easy to clean. Just rinse and squeeze under cool running water.


• For tanks up to 20 gallons

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