Edit for line breaks:jjparrish
sorry my first time on here my pool is 24ft round above ground 4ft deep hayward 3/4 hp with sand filter,
i have had four readings done6/23 free chlor 2.3 total chlor 2.9 combined 0.6 ph 7.6 hardness 120 alkalinity 77 cyanuric acid 10 copper 0 iron 0 total...