Thanks for the link Spanglish, we thought about finding a lab, but then we thought it may not be worthwhile as the contents may change a little seasonally and the like.
but a little test kit could be worthwhile, knowledge is power![]()
From what I can gather, there doesn't seem to be many reported cases of CalMag def with the HS1, I'm sure it's got something to do with the diffuser. I'm sure Tang can clear this up better.