|High chlorine demand
Insufficient tablet delivery
Shock with Sustain Shock Treatment
Increase tablet delivery by one or more of the following actions:
- If using adjustable dispenser lid, increase opening or remove lid.
- If skimmer space available, use additional tablet dispensers.
- Increase circulation time. Incrase flow through skimmer by opening valve fully, decreasing flow through main drain.
|Check Free Available Chlorine (FAC) daily and adjust tablet delivery from the skimmer dispenser(s).