Natural Chemistry Pro Series Algae Break 90 Algaecide, 1 gal Bottle | 20760PRO

Natural Chemistry Pro Series Algae Break 90 Algaecide, 1 gal Bottle | 20760PRO

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About This Item

Natural Chemistry Algae Break 90 - 1 Gal (128 fl oz)

Use against blue-green, black and mustard algae

Single treatment lasts 3 months

Non-staining formula

Features and Benefits:

  • Kills and prevents blue-green, green, yellow and black algae
  • Non-foaming, non-staining

Directions for Use

It is a violation of federal law to use this product in a manner inconsistent with its labeling.

Dosage rates

Every three months:

16 fl oz of Algae Break 90 per 10,000 gallons of pool water (or 500 mL per 40,000 L) will prevent algae from growing in all pool types.

Severe algae treatment:

32 fl oz of Algae Break 90 per 10,000 gallons of pool water (or 1 L per 40,000 L).

General Directions:

1. Maintain pool water in the pH range 7.2 to 7.8. Total alkalinity 80 ppm to 120 ppm. Adjust pH to 7.2 for severe algae.

2. Ensure that filtration system is working properly.

3. Brush pool regularly.

4. Calculate the volume of Algae Break 90 required for the pool.

5. Add the product directly to pool deep end preferably in front of a water return. Dilute in a bucket of pool water when adding to pools with plaster finishes.

Algae Break 90 must be used along with adequate levels of an EPA registered sanitizer (e.g. chlorine) to control bacteria.

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More about Pool and Spa Algaecides for Algae Control

Complete Your Pool Care Routine

Essential Pairing
Phosphate Removers for Clear Pool Water

High phosphates are "algae food"—removing them starves the algae and prevents it from returning.

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Highly Recommended
Pool Test Kits and Water Analysis Tools

Algaecide won't work if your pH is unbalanced; always test your water before dosing chemicals.

Shop Pool Test Kits and Water Analysis Tools
Pro Tip: Don't Forget
Pool Brushes for Thorough Surface Cleaning

You must scrub the walls to break the algae's protective slime layer so the chemicals can penetrate and kill it.

Shop Pool Brushes for Thorough Surface Cleaning

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