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Algae growth is one of the most common and frustrating issues for pool owners. It can turn your sparkling pool green and slippery in no time. With proper care and a few preventative measures, you can keep your pool water clean, clear, and algae-free. Here’s how.

1. Maintain Proper Water Chemistry

Balanced water chemistry is the first defense against algae growth.

• Recommended Levels:
  • pH: 7.2–7.8.
  • Chlorine: 1–3 ppm.
  • Alkalinity: 80–120 ppm.
• Tip: Test your pool water weekly and adjust chemicals as needed.

2. Ensure Good Circulation

Stagnant water provides a perfect breeding ground for algae.

• How to Improve Circulation:
  • Run the pump for 8–12 hours daily during peak season.
  • Ensure jets are angled to promote even water flow.

3. Brush and Vacuum Regularly

Algae can cling to walls, floors, and hard-to-reach areas.

• Maintenance Tips:
  • Brush pool surfaces at least once a week.
  • Vacuum debris and algae spores before they settle.

4. Use an Algaecide

Algaecides are chemical treatments that kill and prevent algae growth.

• How to Use:
  • Add algaecide weekly or as part of routine maintenance.
  • Choose products based on the type of algae common in your area.

5. Shock the Pool Regularly

Shocking the pool eliminates contaminants that regular chlorine can’t handle.

• When to Shock:
  • After heavy use.
  • Following storms or heavy rainfall.
  • If water appears cloudy or green.

6. Clean Your Filter

Dirty filters reduce circulation and allow algae to thrive.

• Tips for Maintenance:
  • Backwash sand or DE filters as needed.
  • Clean cartridge filters at least once a month.

7. Limit Phosphates in the Pool

Phosphates are a primary food source for algae.

• How to Reduce Phosphates:
  • Avoid fertilizers near the pool area.
  • Use a phosphate remover as part of your maintenance routine.

8. Cover Your Pool When Not in Use

Pool covers prevent debris, sunlight, and contaminants from entering the water.

• Bonus: Reduces evaporation and chemical loss as well.

9. Monitor Weather Conditions

Warm, sunny weather and heavy rains can encourage algae growth.

• What to Do:
  • Check water chemistry after rain.
  • Run the pump longer during heat waves.

10. Schedule Professional Cleanings

Routine professional cleanings ensure that your pool stays algae-free year-round.

• Why It Helps: Experts can spot early signs of algae and address them effectively.

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