Tucson AZ. The home of high calcium tap water and rapid evaporation...
I am trying to decide if I need to do a partial drain and refill.
Salt pool, 21000gal, pebble finish, built 7 years ago.
FC 3
TC 4
Temp 85
PH 7.4
TA 40ppm
CH 675ppm
CYA 30ppm
I've never had a problem keeping the LSI -.3 to...