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...

Activated Carbon 1L High quality activated carbon especially developed for salt water tanks. You will see the difference significantly on your corals. Put it in a mesh bag in a passively flown filter bypass or in a nylon stocking on top of the ZEOvit® in the ZEOvit® filter. Rinse the carbon briefly with hot tap water before use. The result is a better...

Brightwell Aquatics REGENERATphor 1.2kg Regenerates Brightwell Aquatics PhosphatR Phosphate-Adsorption Media Overview Regenerates up to 1,500 ml total of Brightwell Aquatics PhosphatR regenerable phosphate-adsorption resin.

Brightwell Aquatics PhosphatR 500ml Regenerable Phosphate-Adsorption Resin for All Marine Fish & Reef Aquaria Overview Next-generation regenerable phosphate adsorption resin effective in marine aquaria; will also remove silicates. Far more effective than activated alumina and granular ferric products. Will not negatively impact water quality nor...