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Old 03-13-2015, 05:46 PM
Karsten Karsten is offline
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Join Date: Aug 2012
Location: Calgary
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I live in NW Calgary.

I always have used RO (2-5ppm tds) or RODI (0-1ppm tds). I didn't see a difference.

My tap water right now reads over 200ppm tds.

Hope this helps
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