woman’s wrist underneath running water
HARD WATER WATER FILTRATION
How to Test Your Water for Hardness

It is standard for our tap water to contain a range of minerals. Some of these include potassium, calcium, chloride, magnesium, iron and zinc. A steady supply of these minerals is easy for our bodies to absorb and even contribute to a healthy lifestyle.

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photo of a collection of calcium sulfite pieces
CALCIUM SULFITE WATER FILTRATION
Calcium Sulfite and Water Filters

Water filters use Calcium sulfite, or CaSO3, which is largely insoluble in water. Over the 10- to 12,000-gallon lifetime of our ...

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