Eheim Ehfi Lav Biological Filter Media
The Eheim Ehfi Lav Biological Filter Media promotes the colonization of important purification bacteria. This bacteria feeds on and transforms all kinds of dirt particles harmful to the aquarium. The main function of this media is to offer the best colonization conditions for the purification bacteria.
· Natural extrusive rocks of volcanic origin
· The rough surface structure offers good colonization conditions
· Can be rinsed out and reused.
· Free of toxins
· Ideal as biological filter media where excessive mechanical debris is present
· Large surface area for bacteria colonization
· Ideal for fresh water, and pond set-ups
· Easy to rinse and re-use
1 Liter, 5 Liter