sera siporax Nitrat-minus Professional Content:500 ml / 145 g especially in areas with soft

especially in areas with soft water

Cable length: 238 cm

But how do you create varied currents

It effectively aerates

sera siporax Nitrat-minus Professional Content:500 ml / 145 g especially in areas with softBiological 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