HTH® Pool Care Algae Guard 30

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Stubborn algae putting a damper on your pool season? Effectively kill and prevent all types of algae blooms with this concentrated formula.

  • Kills and prevents all types of pool algae
  • Swim after 15 minutes
  • Compatible with all swimming pools
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Powerful algae control

This formula is 3x stronger than HTH® Algae Guard 10. Use weekly to kill and prevent regrowth of all algae: green, black and yellow/mustard.

Non-foaming, fast-acting

Add HTH® Algae Guard 30 directly to your swimming pool water and swim just 15 minutes after.

Compatible with all pools

This product is great for all swimming pools including vinyl-lined and salt water systems.

You’re all clear with HTH®

For best results, use HTH® Algae Guard 30 as part of your weekly maintenance routine. Works great with HTH® Shock products.

How to use

HTH® Algae Guard 30

1. Measure Correct Amount

Follow the on-pack instructions for correct dosage according to your swimming pool size.

Follow the on-pack instructions for correct dosage according to your swimming pool size.

2. Add Directly to Pool Water

Make sure the pump is running.

Make sure the pump is running.

3. Use Weekly

For best results, add every 3 – 5 days. HTH® Algae Guard 30 is also a great addition to your swimming pool opening and closing routine.

For best results, add every 3 – 5 days. HTH® Algae Guard 30 is also a great addition to your swimming pool opening and closing routine.