De-nitrate is an economical, natural, porous material that promotes both aerobic nitrification within the first few millimetres and anaerobic denitrification at the core. The material of this product ... Read more
De-nitrate is an economical, natural, porous material that promotes both aerobic nitrification within the first few millimetres and anaerobic denitrification at the core. The material of this product has a high surface area and supports a high density of bacteria. Live and reef rocks remove nitrate by anaerobic denitrification. Therefore De-nitrate removes nitrate by the same process. This product forces the water to filter through the porous de-nitrate. Contrastingly, with reef rock, anaerobic conditions are achieved by the porosity and the depletion of oxygen by the aerobic process at the surface. Excessive flow rates should, always be avoided, as they may hinder the development of an adequate anaerobic environment to support denitrifying bacteria. De*nitrate is a great media for aerobic nitrification and it makes an ideal biological filter in drip trays, canister filters, sumps, or even box filters. At high flow rates (greater than 100 US gallons per hour), it will function solely as an aerobic filter. At slow flow rates (less than 50 US gallons per hour), it will function as both an aerobic filter and an anaerobic denitrifying filter.
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