Media reactor 4.6kg 8-16mm (large) DVH Aquatic Calcium Reactor Media is a raw, natural re-occurring, biogenic, 99,8% pure calcium carbonate derived from marine aragonite. Its near chemical purity and size consistency making it the complete reactor media for all...

Media reactor 4.6kg 4-6mm (fine) DVH Aquatic Calcium Reactor Media is a raw, natural re-occurring, biogenic, 99,8% pure calcium carbonate derived from marine aragonite. Its near chemical purity and size consistency making it the complete reactor media for all...

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...

Phosphate-X-globuli 1000ml Phosphate is a very important nutrient and should never miss. But if the water contains too much phosphate green algae and cyano-bacteria (blue-green algae) are growing rapidly. Hard corals will be destroyed because at high concentrations they are not able to synthesize their skeleton. In the modern reef aquaristic the phosphate...

POC+Globuli biopellets 1000ml In ultra-low NP aquaria POC+Globuli produce bacterio-plankton for the aquarium animals. The bacteria are ingested by filtrating organisms like corals and clams and supply them with energy and nutrients. In normal and highly polluted aquaria POC+Globuli are able to de-nitrify nitrate under anaerobic conditions: active...

Bubble counter Grotech Diameter 50mm, Lenght 200mm with hose connectors and holder.

NP Biopellets all-in-one - 1000ml (new formula) Previously, we were the first to develop and present the NP reducing Biopellets which are mostly removing Nitrogen waste products and to a small extend also Phosphates. Where our competitors lifted on our success and sit back, we kept developing our product.

NP Biopellets all-in-one -  500ml Previously, we were the first to develop and present the NP reducing Biopellets which are mostly removing Nitrogen waste products and to a small extend also Phosphates. Where our competitors lifted on our success and sit back, we kept developing our product.

NP Biopellets all-in-one - 250ml Previously, we were the first to develop and present the NP reducing Biopellets which are mostly removing Nitrogen waste products and to a small extend also Phosphates. Where our competitors lifted on our success and sit back, we kept developing our product.

Biopellets XL - 250ml We provide a novel filtermedia entitled NP-reducing BioPellets to the professional aquarium industry including public aquaria, zoos and aquaculture facilities. This product has been developed for (professional) aquarists who want to supply their aquarium inhabitants with large quantities of feeds without negatively affecting water quality.

Biopellets (NP Reducing) - 1000ml We provide a novel filtermedia entitled NP-reducing BioPellets to the professional aquarium industry including public aquaria, zoos and aquaculture facilities. This product has been developed for (professional) aquarists who want to supply their aquarium inhabitants with large quantities of feeds without negatively affecting...