... 5.ISO9001:2000 and CE mark Product Description The water treatment system includes multiple-filter-medium(JDL), sand-bar filter(GL ... sodium-ion exchanger(SNJ), hollow fibre super-filter(CL series), ultraviolet sterilizer(ZM series), ozonator, etc. Its treatment capacity is 2 ... -metal ion in the water, reducing the hardness of the water to make all specifications of the water quality fully meet the ...