BioGuard’s Smart Shield limits evaporation by forming an ultra thin, invisible barrier on the surface of your water. Regular use of Smart Shield will extend your swimming season without the hassle of a solar blanket. This long-lasting formula works up to 30 days after application.

How does this help me?

• Acts as a solar blanket, but in liquid form
• Prevents evaporation and heat loss
• Saves time and money

Directions:

• Shake bottle before use
• Ensure pump is running then apply to front of pool return line