- Perform this procedure at night or when the pool is not in use.
- Brush the pool walls to loosen algae.
- Vacuum then chemically clean the filter with Filter Brite.
- Adjust the pH to 7.4 – 7.6.
- Add 125 grams of Spot Kill per 10,000 litres with the pump running. Use 250 grams per 10,000 litres for extensive growth.
- Do not swim until the chlorine residual drops to 5.0 ppm or less, or the total bromine residual drops to 8.0 ppm or less.