Dry acid, pH minus reduce the pH level of water. stop eye irritation, cloudy water & scalling boosts chlorine's ability

1.reduce the ph to ideal range of 7.2 to 7.6ppm

2.stop eye irritation, cloud water and scaling caused by high ph level

3.boosts chlorine's ability to fight bacteria and algae

4.granular sodium Bisulphate

Sodium Bisulphate