| Dunno Bob if granulated as opposed to block makes any difference.
I know, 'cos i measured it, the TDS out of my carbon filter is higher than the input water TDS, no doubt about it.
When talking with Charles Harris of 'Purity on Tap' he said, without me even querying this, that the TDS out of a carbon filter would be higher than the input. As to the science or reason, I dunno, sorry. |