Arrived today (AM.) Red dye test - 3 water cycles completed Pre-test - completed Block flush Pre-test - completed Q: What's for this filter? Q: Why is the ppm level is higher than after city tap water?Q: Why is the ppm level higher after testing with city tap water?Q: Did I receive faulty filters?Q: The filters are only for testing as the system can red Filter food coloring? Question: Is 526 ppm water quality/safe drinking water?
Filter under the sink Aquaphor Favorit ECO silver
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