Make sure all pool equipment is working properly, including pump, filter, skimmer and heater. Backwash filter following manufacturers directions. Check alkalinity, pH, and calcium hardness with a test kit. Adjust alkalinity to 125-150 ppm. Adjust pH to 7.4-7.6 by adding a pH decreaser or pH increaser. Adjust calcium hardness to 175-275 ppm. When using other products outlined in directions for this product, always follow directions on those products.
Routine Maintenance:
- With pump running, broadcast 1 lb. of BioGuard Smart Shock per 12,000 gallons of pool water, directly into pool around edges.
- Brush any undissolved product off pool surfaces.
- Wait at least 15 minutes after product application before entering pool.
- Operate pump and filter continuously for 48 hours after product addition.
- For best results, apply product weekly as part of your maintenance routine.
If Light Algae Present:
- Vacuum leaves and any other foreign debris from pool. Brush visible algae thoroughly from pools surface with a surface-compatible brush.
- Brush any undissolved product off pool surfaces.
- With pump running, broadcast 1 lb. of BioGuard Smart Shock per 12,000 gallons of pool water, directly into heavy algae areas of the pool.
- Operate pump and filter continuously for 24 hours after product application.
- Afterwards, repeat brushing of pool surfaces.
- Do not enter the pool until the free chlorine residual is 1-4 ppm.
- If necessary repeat the treatment.
