Rehabilitation aerating nitrifikation filters.

tom of the pool there are 4,200 nozzles that distribute process water and 4400 oxazurdyser that blow air through the water/lecacules. It is important for an effective nitri fixation that the oxazurdys are open and intact and that the pipes that deliver air to the oxazurdys are in good condition. Vea

s has 8 water treatment process lines with 4 nitrifcation filters per line, 32 in total. There is a need for 20 of the NIT filters to be inspected and rehabilitated. See Annex 1 for further details.