Tetra Filter Active 250ml

Contains living starter bacteria and sludge-reducing cleaning bacteria

Breaks down ammonia, nitrite and organic pollutants such as fish waste, built-up sludge, food remains and dead plant materials

Reduces filter mud, extends cleaning intervals and improves filter performance

Promotes bioactivity in the substrate, prevents decay and reduces maintenance

Broad spectrum of bacteria to maintain biological activity after the water is changed or the filter is cleaned