www.pmmag.com/articles/92275-salt-free-water-softening
Salt-Free Water Softening
October 28, 2008
HydroCare uses radio waves to prevent and breakdown mineral build-up in pipes and appliances is a viable alternative to salt-based water softeners. The radio signal propagates throughout the entire plumbing system, requiring no maintenance and uses less than 2 watts of electricity.
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