Experience pool water purity you can see and feel. The Sustain 3-Part Pool Care System delivers sparkling clear results!

• Sustain Summer Shield Chlorine Extender is applied at the beginning of the pool season and lasts up to 150 days.
• Routine use of Sustain 3/4-Inch Energizer tablets not only provides shocking protection, but also makes sure that Summer Shield is fully charged with chlorine.
• Sustain 3-Inch Blue chlorinating tablets serve to provide the general sanitizing protection you need all week long.

  While other chlorine products often result in too little or too much chlorine, Sustain is designed to deliver chlorine more evenly than conventional pool care chemical systems.

  Sustain® Pool Care System is manufactured by PPG Industries, Inc.

  What is Nature2?
  Nature2 is water sanitization technology for swimming pools and spas that gives the clearest water imaginable. Nature2 Technology products use minerals to destroy bacteria and algae. Because Nature2 destroys bacteria and algae, less harsh chemicals are needed to keep your pool or spa water balanced.

  By using Nature2, you reduce the level of chlorine use to just 0.5ppm versus the levels you would need without Nature2.

  Nature2 is the only sanitizer that guarantees all of the following:
  

  • Destroys bacteria and algae
  • Reduces potential for stinging eyes, skin irritation and unpleasant odors
  • Reduces chlorine used to just 0.5ppm
  • Lower chlorine levels help keep the pool pH balanced
  • Will not damage your pool equipment
  • Easy installation
  
  

  Nature2 is registered trademark of Zodiak Pool Care, Inc.