Powerful swimming pool treatment. It kills and prevents heavy growth of green, black, and mustard algae caused by low chlorine levels, poor water circulation, or very warm weather for a season of crystal clear pool water. Simply add the non-foaming, fast-acting algaecide directly to your swimming pool water and dive right back in. Compatible with all pool types and works great with HTH shock products.

• Destroys and prevents all types of algae
• Effectively destroys and prevents heavy green, black, and mustard algae blooms