sera siporax Nitrat-minus Professional Content:500 ml / 145 g You can easily remove the

You can easily remove the collected dirt by emptying the collection basket

the Dennerle WaterTest 6in1

Scientifically tested and optimized according to the model of nature

Note: In pure plant tanks or aquariums with heavy planting and corresponding nitrogen requirements

Large waste water tank (27 l)

sera siporax Nitrat-minus Professional Content:500 ml / 145 g You can easily remove theBiological filter medium for nitrate removal in aquariums sera siporax Nitrat minus Professional is a high performance filter medium for biological nitrate reduction with parallel reduction of nitrite and ammonium. The biopolymer ball, which is tailored to the siporax ring, optimally increases and maximises denitrification. The degradable biopolymer serves as a carbon source for the nitrate degrading bacteria. The biopolymer ball not only maximises