Wanted to share a TFP Victory Story, involving my addition of Calcium Chloride.
My 26k gal in-ground concrete pool (chlorine, not salt) was running Calcium Hardness of 200ppm.
I bought 50 LB CC from Amazon. I added to 3 gals of pool water in a 5 gal bucket, 12 LB at a time, then stirred for...