I just got my TDS PPM Meter.
I tested my tap water and it has around 35 PPM.

Does this mean I need calmag+ ?
bobhead Reviewed by bobhead on . Does Low PPM Water Need Calmag+ ? I just got my TDS PPM Meter. I tested my tap water and it has around 35 PPM. Does this mean I need calmag+ ? Rating: 5