Eheim Ehfisubstrat 5lts - 2509751
Eheim Ehfisubstrat Biological Media Specially designed sintered glass with an enormous surface area of 450m2 per litre. Ideal for the colonisation of nitrifying bacteria. When changing the filter material, mix about 1/3 of the used medium with the new media to achieve rapid repopulation of the bacteria colonies. Eheim Ehfisubstrat may be washed with luke water water and be used several times. Before use rinse thoroughly. Eliminates Toxic ammonia and nitrite Promotes highly active biological water purification Largest surface area for bacteria colonisation Easy to rinse and reuse.




