Directions for use:
(Based on a 50 000l pool)
Use only as directed.
- Check and correct the pH level.
- Backwash the filter for 2 mins and rinse the filter for 20 seconds
- With the pump on the filter position and add one bottle of HTH® Ultra Duo around the sides of the pool.
- The following morning, brush down the walls of the pool.
- In the case of severe algae, shock treat in the early evening with 3 cups of HTH® Granular + mineralsoft or 1 sachet of HTH® Shock It®.
- Again, backwash the filter for 2 mins and rinse the filter for 20 seconds
- Continue with normal filtration and chlorination.