Best Water Softeners - Ratings & Reviews (Don't Be Fooled ...
2021-11-8u2002·u2002Water softeners decrease hardness in the water, while the water is purified by reverse osmosis systems. The reverse osmosis process lessens impurities such as salt and minerals. Ion exchange is used by water softeners to substitute for minerals that cause the water to be hard with potassium or sodium, which makes the water soft.
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