Biomechanical heavy-duty preliminary filter material.

• Quenches coarse mud particles and protects main filter material against quick plugging
• ideal for all filter sizes

A powerful filter material.

• very efficiently removes residual medicines, chlorine, even odours and, above all, contaminants that result of organic waste
• carbon should not be used while the fish are under medical treatment (...)

A ideal spawning substrate for the breeding of your tropical, subtropical and indigenous fish.

• as a filter medium it slowly gives off humic acids and important trace elements over a period of time
• this enables the care of fish which are difficult to breed, and who demand special requirements

Zeolith is a solid natural stone which contains many pores, cavities and channels.

• Zeolith works in an adsorptive manner, i.e. environmental toxins and decayed products are directly attracted and retained
  by the system of cavities through strong electro-static fields (...)