I've using the PoolMath calculator, have entered the following, and have some questions.
Suggested Goal Levels
Traditonal Pool
Trichlor chrlorine tabs
Plaster
Size: 15,000
Temp: 90
FC
Now: 0
Goal: 7-8?
pH
Now: 8
Goal: 7
TA
Now: 260
Goal: 100
CH
Now: 500
Goal: 350
CYA
Now: 99
Goal...