Hydro-sponge III filter
Hydro-sponge III filter.
Hydro-Sponge filter provides both mechanical and biological filtration. Aerobic bacteria colonize the sponge providing a bacterial substance to facilitate the nitrogen cycle. In addition, the Hydro-Sponge traps larger waste particles mechanically cleaning the water without trapping the 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.
- Can be used with or without an airstone.*
- Easy to clean. Just rise and squeeze under cold running water.