Water can either be classified as hard or soft. If the water contains more than 60mg of magnesium and calcium, it is considered to be hard. In some cases, hard water may contain up to 180 mg of these substances. Overcoming this challenge is, however, easy with the right water softener. The minerals in hard water can affect your skin or even hair. That is why you need to … [Read more...] about Fleck 5600sxt vs. Rainsoft