If you’re wondering whether or not your home will benefit from a water softener, you need to know how to test for water hardness. Huge portions of the continental United States suffer from hard water. According to the United States Geological Survey, over 90% of households have some sort of hard water problem.
Visit here: https://filtersmart.com/blogs/article/how-to-test-water-hardness
Visit here: https://filtersmart.com/blogs/article/how-to-test-water-hardness
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