High pH in swimming pool or spa water can cause scale which can corrode equipment and leave scale on pool and spa surfaces. High pH will also reduce the effectivness of chlorine. The ideal range for pH should be between 7.2 and 7.6.
Splash pH reducer dosage
10 grams per 1000 litres (220 gallons)
50 grams per 5000 litres (1100 gallons)
100 grams per 10000 litres (2200 gallons)
600 grams per 60000 litre (13200 gallons)
How to use