Beautiful, natural drinking quality water to swim in, just like a pristine mountain lake. No more sore eyes. No more chlorine smell. No need to shower after a swim. No faded swimming costumes. Ideal for asthma and eczema sufferers. Never drag heavy bags of salt home from the pool shop again. Eliminate the use of stabilizer (cyanuric acid) from your pool. Reduced running costs. Save $ hundreds on pool power costs every year. Reduced maintenance issues. Much gentler on your pool and pool equipment. Zero corrosion from salt and chlorine.