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Hardness

The hardness of water basically depends on the amount of dissolved calcium and magnesium present in the water. If these minerals are not removed from the water supply, they can cause many problems. Even a slight increase in temperature can cause these minerals to create scales in cold water piping. The problem gets worse when heated in water heaters, boilers, and other appliances. The dissolved calcium and magnesium will then chemically react with soaps, detergents, and shampoos to create an insoluble residue that is deposited on glassware, fixtures, hair, and skin.

The level of hardness in water is usually expressed as grains per gallon (gpg) or milligrams per liter (mg/l).


Hard water manifests itself in many ways in the home. The first indication of hard water is usually the unsightly scum that forms when soap or detergents are added to the water. More soap is required when doing laundry and dishes. Soap scum deposits on clothing cause graying of whites and loss of brightness in colored fabrics. Washing clothing in hard water can cut back the life of the clothing by 35%. It can damage the washing machine over time, costing money for repairs.

Hard water will leave deposits on everything it touches. It requires more time and money to clean with hard water because, the harder you clean, the more the deposits build up. For example, many people are familiar with the gray ring of soap scum that forms around the tub. Would you believe soft water leaves no ring? Soft water doesn’t form soap scum, so there is no film to remove from your bathtub and other fixtures.

The same soap scum that you see in your tub from hard water is also deposited on your skin and hair when you bathe or shower in it. This can cause dry skin, brittle hair, skin irritation and clogged pores.

The calcium and magnesium will be absorbed by foods you cook in the water. Vegetables boiled in hard water will shrink and become tough. Cooked in soft water, foods are more tender and appetizing.

When scale builds up in a water heater or boiler, it can boost heating bills by as much as 20%. Even worse, the scaling acts as an insulator creating hot spots that will weaken and eventually burn out heating elements. It also builds up in pipes reducing water flow.

Hard water just isn’t clean water, and costs you money. The best way to deal with it is install a water softener.






 
   
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