The BOYU Bio sponge filter is compatible with most kinds of filtration including external, submersible and trickle filters.
The Biochemical Filter connects directly to inlet pipework helping achieve cleaner, clearer water.

A good alternative to air stones, these Small Aquarium Fry Fish Tank Biochemical Sponge Filter Inlets can be connected to your air pump for tank aeration.

The specially contoured fine biochemical foam is excellent for cultivating bacteria, and the weighted base ensures stability.

A popular choice for fry and discus tanks.

Features: Structured foam for effective bacteria cultivation
Weighted bottom section for stability.
Excellent for fry tanks and shrimp tanks.
Compatible with most filter or air pumps.