Welcome to our forum.
I'm not sure, but I believe it is just behind the "Tension Intenuator"
Ann,Was your calcium that high out of the tap? Not normal for Sacramento.
Well, officially I'm yolo county, so my water source may be different than Elk Grove. I thought we were known for pretty hard water here. But yes, that is out of the tap.
Any suggestions for a color blind new tub owner?Is most of the testing done with color charts?Colors tend to "run together" with my color blindness.How can I test my levels?