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Hard water can damage hot-water appliances, in addition to your skin and hair. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to ...
Water softening is the removal of calcium, magnesium, and certain other metal cations in hard water. The resulting soft water requires less soap for the same cleaning effort, as soap is not wasted bonding with calcium ions. Soft water also extends the lifetime of plumbing by reducing or eliminating scale build-up in pipes
In general, a dealkalizer is best applied to boilers operating below 700 psi (48 bar). In order to justify installation of a dealkalizer on low-pressure boilers, the alkalinity content should be above 50 ppm with the amount of make-up water exceeding 1,000 gallons (approx. 4,000 litres) per day.
The definition of water hardness should be included within this article. In North America, water hardness is usually measured in units of gpg or grains per gallon, which is equivalent to the concentration of Ca++ and Mg++ ions in ppm, divided by 17.1. The article later mentions anion resins, and "water softeners" which remove SO4.
In Portugal, the Calgon advertisement jingle has been the same popular one [1] [better source needed] for almost 30 years. [when?In Italy, Calgon was called Calfort from 1965 to early 2008.
Old water pipe, remnant of the Machine de Marly near Versailles, France. Lead was the favoured material for water pipes for many centuries because its malleability made it practical to work into the desired shape. Such use was so common that the word "plumbing" derives from plumbum, the Latin word for lead.
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