Tetra BF BioFoam S A-DA# the sticks are only gradually

the sticks are only gradually broken down by bacteria and can therefore remain longer in the aquarium

simple installation

chlorine and chloramine must not be present

Filters out medication residues

One of the most common problems in aquarium tanks is the formation of a bacterial biofilm on the surface of the water

Tetra BF BioFoam S A-DA# the sticks are only graduallyThe highly active Tetra BF Biological Filter Sponge S has been specially developed for the Tetra external filters EX 500 Plus to EX 1000 Plus. Removes harmful substances such as ammonia and nitrite Mechanical filtration removes medium sized particles from the water Please rinse in lukewarm water before use. Contents 2 pieces