This seemingly ordinary sponge , has a special effect . The material of Shinsuke Bio Sponge is a particular sponge-like material, specifically invented and designed for forming BIO FILM.
As such, Shinsuke Bio Sponge has a high retention ratio for bacteria, which is hard to reduce, even when located under water. Shinsuke Bio Sponge is UV ray resistant and is designed for multi-bay filters but is also suitable for moving – bed filters ! Use Shinsuke Bio Sponge combined with Shinsuke Bacto Power for the best result.