Eheim Substrat 2L Aquarium Filter Media Fish Tank External Biological 2509101

EHEIM SUBSTRAT (Box not perfect)\nStandard bio-filter medium with large colonisation area for bacteria cultures and high efficiency\nSUBSTRAT can be layered in one or more layers. It is a highly porous filter material made from sintered glass. The surface structure offers the important purification bacteria excellent colonisation conditions. The colonisable area amounts to 450 m per litre.EHEIM SUBSTRAT is suitable for fresh and marine water, is washable and can be reused.Standard bio-filter mediumHighly porous material made from sintered glassExcellent conditions for bacteria culturesReusable (rinse carefully to clean)Suitable for fresh and marine waterTip:Never clean or change all the filter media together in one operation (and never clean too rigorously). The bacteria cultures must not be completely destroyed, otherwise re-colonisation will be retarded. The filter baskets in the external filters and filter modules in the internal filters aquaball an biopower are ideal for pa.

Product Specifications

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water type	marine / fresh
Brand	EHEIM
Size	large