BioPellets - Aquarium Systems Size:400ml If you upgrade from a

If you upgrade from a 50gpd to a 75 or 100gpd membrane we recommending using a 800cc restrictor

and other factors

or even fertilizers and liquid CO2

The POLY-FILTER provides a supplemental means for removal of ammonia when the biological filter is unable to break down the excess ammonia and its concentration increases rapidly

​Available in 500mL

BioPellets - Aquarium Systems Size:400ml If you upgrade from aBioPellets Filterpellets for Nitrate and Phosphate reduction. Filtration by NP biopellets is a probiotic method in which, owing to the presence of an organic carbon source, heterotrophic marine bacteria promote nitrification and denitrification by growth of the biomass. NP Biopellets from Aquarium Systems enable targeted degradation of nitrates and phosphates in seawater aquariums. Composed of 100% biodegradable polymers, they are at once a support