FROG Maintain for Swim Spas 16oz.

This product is one 16oz single-use packet of Maintain shock treatment, designed for use in swim spas up to 3,000 gallons. Use with the  FROG® @ease® Sanitizing System for Swim Spas once a month to maintain crystal clear, sparkling water. You can be ready to swim  just 15 minutes after adding. Cyanuric Acid free. For Maintain shock packets for hot tubs, click HERE.