Pool Care Algae Guard 1 Gal. Liquid Algae Control

Liquid Algae Guard quickly kills and prevents green algae. Stubborn algae can be caused by low chlorine levels, poor water circulation, or very warm weather. Algae Guard kills and prevents stubborn green algae for crystal clear swimming pool water. Simply add the non-foaming, fast-acting formula directly to your pool water, wait 15 minutes, and dive right back in. Compatible with all swimming pool types.