Eheim EhfiSubstrat

Brand: Eheim

Product Code: 11293

EhfiSubtrat, supplied by 123 Aquatics, provides the greatest amount of surface area for bacteria colonies, biological filter media such as EHFISUBSTRAT or EHFILAV should be used. EhfiSubstrat is a specially designed sintered glass. Bacteria are able to stick better to a surface which has a complex pore system. It has been specially developed to offer optimum sites for bacteria colonization.

The effectiveness of these bacteria is linked to how much oxygen and toxins can flow by. With faster decomposition of toxins compared to other media. Highly effective, economically priced, it is the best biological media available to aquarium hobbyists.

Ehfisubtrat: To create biologically sound water as found in nature, you need EhfiSubstrat. Biological filtering is based on a natural decomposition of harmful substances using helpful bacteria. They convert ammonia and nitrite into relatively non-toxic nitrate. The efficiency of biological filtration is limited by the media that bacteria are growing on. With over 450 ml per litre (22, 000sq. ft. per lmp. gal. / 18, 3000 sq. ft. per U.S. gal.)  

You can buy EhfiSubtrat below, alternatively please see our range of Aquarium Filter Media.