NP-Minus BioPellets 3500ml Important: operating ONLY in a biopelletreactor or fluid bed filter ! The highly active NP-Minus BioPellets consist of 100% biodegradable polymers. These dissolve over a period of several months and act as a carbon source for aerobic bacteria and other microorganisms. The pellets act as a food source for these microorganisms....

NP-Minus BioPellets 500ml Important: operating ONLY in a biopelletreactor or fluid bed filter ! The highly active NP-Minus BioPellets consist of 100% biodegradable polymers. These dissolve over a period of several months and act as a carbon source for aerobic bacteria and other microorganisms. The pellets act as a food source for these...

Set of 3x paper scrolls for compact  Rollermat

Set of 3x paper scrolls for Rollermat

NP-Minus BioPellets 1000ml Important: operating ONLY in a biopelletreactor or fluid bed filter ! The highly active NP-Minus BioPellets consist of 100% biodegradable polymers. These dissolve over a period of several months and act as a carbon source for aerobic bacteria and other microorganisms. The pellets act as a food source for these microorganisms....

Paper scroll for Rollermat

Theiling Rollermat Fully automatic fine filter for fresh and saltwater aquariums and garden ponds. By Rollermat contaminants are removed from the aquarium water, which relieves the biological filter and the protein skimmer. The result is clear water and healthy fish. The water is filtered through a fine fabric and automatically flows from a roll when it...