Anion Resin function is to eliminate the content of lime (CaCO3), Magnesium (Mg), calcium (Ca) in the drinking water or groundwater or water taps or mountain water. Cation resin used for softener (softener) to water with high hardness (total hardness). Water with high hardness will cause the function of water for washing or cleaning process to be disrupted. For example if it is used to wash clothes with detergent or soap or detergent Rinso it can not produce a lot of foam in other words a little foam. Likewise, if used for a shower using soap, the foam was little and feel slippery. The same thing happens when it is used to wash the hair using a hair cleansing shampoo. .