ReefKalk - Hydroxyde de calcium 400g ReefKalk - Calcium hydroxide 400g, description and features: Source of calcium hydroxide for the preparation of limewater or Kalkwasser. It provides calcium and maintains alkalinity for better growth of soft and hard corals, mollusks, tubeworms and calcareous and coralline algae. It also...

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...

BioPellets Mega Media 1000ml BioPellets Mega Media - 1000ml Filter granules for nitrate and phosphate degradation. Aquarium Systems' NP Biopellets will enable targeted nitrate and phosphate degradation in seawater aquariums. Filtration with NP Biopellets is a probiotic method in which,...

BioPellets Mega Media 400ml BioPellets Mega Media - 400ml Filter granules for nitrate and phosphate degradation. Anquarium Systems' NP Biopellets will enable targeted nitrate and phosphate degradation in seawater aquariums. Filtration with NP Biopellets is a probiotic method in which, thanks to the presence of an...

Magnesium pro (pellets) 1000g The addition for the calcium reactor for increase of the Magnesium content. In the marine water aquarium a great quantity of Calcium and Magnesium is required in order to achieve an optimum growth of corals and red lime algaes. By the normally used materials in the calcium reactor the Calcium content, however, will be...