The Sustain® 3-Part Pool Care System delivers sparkling clear results!
1) Sustain Summer Shield Chlorine Extender is applied at the beginning of the pool season and lasts up to 150 days.
2) Routine use of Sustain 3/4-inch Energizer tablets not only provides shocking protection, but also makes sure that Summer SHield is fully charges with chlorine.
3) Sustain 3-Inch Blue chlorinating tablets serve to provide the general sanitizing protection you need all week long.
1-2-3. It’s as easy as that!