Eheim EHFI Substrat PRO Filter Media - 2 Litre
The newest product from Eheim research improves and optimises the performance of their existing Ehfisubstrat!
Spherical Filter Material guarantees optimum utilization of the filter chamber and ensures an even water flow in the filter bed
Enlarged Pore Structure ensures an optimum colonization of the bacteria required for the conversion process and delays the silting-up of the pores to a great extent.
Hard, break resistant, sintered glass material guarantees total water neutrality with regard to pH and hardness. Guaranteed breakdown of pollutants for at least 6 months due to optimized pore structure.