http://www.ebay.com/itm/6-STAGE-50-...E-TDS-METER-/200856711620?hash=item2ec3fe31c4Yeah a softener is being used. What model did you get?
that's what im using. works great. 0tds off the softener. send a sample in to be tested, came back perfect.
As an eBay Associate we earn from qualifying purchases.

