The set of prefilter pad & fine filter pad from EHEIM is used for the mechanical and biological purification of aquarium water. Coarse and fine dirt particles are filtered from the water through the porous material. The special structure of the coarse filter pad provides suitable conditions for the colonization of beneficial bacteria. These bacteria can support the biological cleaning process and efficiently decompose harmful substances from the water.

• Practical set of prefilter pad and fine filter pad
• Efficient biological and mechanical filtration of aquarium water
• Optimal conditions for colonization with cleansing bacteria
• Available for diverse EHEIM external filter models of the ecco pro / eXperience / professionel series