- Also known as Sodium Bisulphate or Dry Acid.
- Use to lower pH of pool water, which should be kept to between 7.2 and 7.6.
- It is imperative to check and correct pH levels regularly in order for the pool water to stay balanced and allow the chlorine to function efficiently.
- High pH makes the chlorine less effective, scales the surface of the water, water can become cloudy and algae starts to grow.
- Dosage: 2-3g per m3 of water at a time