... 5 microns PPFRemove the sand,dust, alga,suspended substance and colloid etc2Granule Activated Carbon Filter10" UDFRemove the chlorine,odor, ... ,harmful soluble solid ,bacteria, virus, Corpuscule, other dissolved matter and chemical drug in water5Post Coconut Shell Activated Carbon FilterSmall T33 ... 7Ways of flushing Hand flushing 75G hand flushing Water Filter RO Filtration System With Household style