I really screwed up my pool last year and I am paying the price this season. I have quite a bit of algae that I am trying to kill while keeping my CSI negative to help with a scaling problem from last year.
Is it ok to add muriatic acid to the pool while in the process of shocking to kill algae?
FC 5+ (test kit limitation)
CH 430 (Fill water is at 400 ppm)
Temp 70 Deg.
Equipment: 1.5 hp generic pump, 225 lb sand filter, Hayward 8lb inline chlorinator, 1.5" pvc schedule 40 throughout, Leslies copper therm 260,000 bt/h pool heater
Location: Western Suburbs of Chicago w/ exposure to lots of sunlight.