Pre-filter insert made from specially structured aquarium foam material. Phenol-free foam material cartridge with large filter volume. Openly porous, optimally shaped material for special use in aquariums. Used for mechanical cleaning and excellent for encouraging colonisation of bacteria coating. Rinse out or replace foam material cartridge if through-flow of water noticeably decreases.
Filter Cardridges suitable for the EHEIM AQUA BOSS 2003.Do you have questions about this article ?