Here r current readings
Now the cya test i never saw the black dot go away stayed their visible till cylinder was filled to top and still saw the dot...
24x52 uf intex..using bbb method...running the 2500 size b cartridge system till next wk. Changing filter cartridge today..
Pool calculator says addd 19 oz muriatic acid and 128 oz of calcium chloride...do i need a pool supply store for those two and should i wait to add those things till i run filter tonite. I run eight hrs about 9:30 when we r done night swimming. Current levels ok for son to swim in today?