AO Smith Whole House Salt Free Descaler System - Works with City & Well Water...

Style: 6-Year Whole House Salt-Free Descaler. Style: ‎6-Year Whole House Salt-Free Descaler. Manufacturer: ‎AO Smith. Salt-Free Scale Prevention The A. O. Smith Descaler reduces scale build up in pipes and plumbing using a salt-free & chemical-free system but does not soften water or remove minerals that cause hardness.

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