Ineffective Amway eSpring Filter, Increased TDS Following Replacement

For almost 5 years, I've been using the Amway eSpring water filtration system at home. I change the filter every year. Yesterday, it was time to change the filter again, so I decided to take a TDS meter reading. First, I tested the tap water, which indicated 380 ppm (undrinkable). Then I measured th...



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