HTH™ Algae Guard 15

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  • Controls algae in swimming pool waters
  • Ideal for preventative maintenance
  • Available only at Costco

HTH™ Algae Guard 15, when used regularly will prevent the growth of algae. For best results, use with other HTH™ pool care products.

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How to use

HTH™ Algae Guard 15

Initial dosage:

Add 200 mL of HTH™ Algae Guard 10 per 10,000 liters of water, when filling pool at the beginning of the season.

Add 200 mL of HTH™ Algae Guard 10 per 10,000 liters of water, when filling pool at the beginning of the season.

Maintenance dosage:

Add 100mL of this product per 10,000 liters of water weekly. If high temperatures prevail or pool has unusually heavy use, add maintenance dose more frequently. If make-up water is added at the rate of more than 10% of pool capacity per week, add 100mL per 10,000 liters of fresh make-up water added per week.

Add 100mL of this product per 10,000 liters of water weekly. If high temperatures prevail or pool has unusually heavy use, add maintenance dose more frequently. If make-up water is added at the rate of more than 10% of pool capacity per week, add 100mL per 10,000 liters of fresh make-up water added per week.

Visible algae dosage:

If pool has slight visible algae growth, brush pool surface where algae is present and treat with 500mL of this product per 10,000 liters of water. Vacuum pool after 24 hours to remove algae debris. If visible algae are still present or re-appear, repeat this treatment as necessary.

When pool is free of visible algae, use the "Maintenance Dose" as above. DO NOT apply when swimmers are in the immediate vicinity (a 15-minute restricted-entry interval is recommended).

If pool has slight visible algae growth, brush pool surface where algae is present and treat with 500mL of this product per 10,000 liters of water. Vacuum pool after 24 hours to remove algae debris. If visible algae are still present or re-appear, repeat this treatment as necessary.

When pool is free of visible algae, use the "Maintenance Dose" as above. DO NOT apply when swimmers are in the immediate vicinity (a 15-minute restricted-entry interval is recommended).