Nano-Tech Anaerobic-Block 2pc sump and other filter feeders

and other filter feeders

37 in x 19

thus no contamination of aquarium

this flow sensor can be placed in line with the flow on any pipe

formed into larger pellets for bigger fish or moulded into balls and adhered to the side of the aquarium

Nano-Tech Anaerobic-Block 2pc sump and other filter feedersNano Tech Anaerobic Block Efficiently removes nitrate from your aquarium Proprietary technology specifically designed to stimulate growth of anaerobic bacteria. Anaerobic bacteria completes the nitrification cycle which breaks down nitrate into nitrogen gas, exporting nutrient From the aquarium. Completes the nitrogen cycle through denitrification, by culturing anaerobic heterotrophic bacteria (including species of the genera Paracoccus denitrificans