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...

NPO Redu Pellets No3 & Po4 - 1000ml Fauna Marin Redupellets are a 100% biodegradable Biopolymer, specially developed for nutrientreduction in marine aquariums. Fauna Marin Redupellets promotes the growth of aerobic und anaerobic bacteria and control the nitrogen cycle in the filtersystem. This probiotic filtration method combines effective nutrient...

NPO Redu Pellets No3 & Po4 - 500ml Fauna Marin Redupellets are a 100% biodegradable Biopolymer, specially developed for nutrientreduction in marine aquariums. Fauna Marin Redupellets promotes the growth of aerobic und anaerobic bacteria and control the nitrogen cycle in the filtersystem. This probiotic filtration method combines effective nutrient reduction...

ZEOmag Magnesium Granulate 1kg ZEOmag is a pure magnesium granualte. Mix with the coral gravel media at a rate of 10 – 30 % and fill into the calcium reactor. Coarse grain of 6 – 12 mm. Increases magnesium without chloride sulphate. Recommended in any tank system.