Sustain® ¾-Inch Shield Energizer Tablets 35 lb

Sustain® ¾-Inch Shield Energizer Tablets make the shocking process simple, quick and effective. Every time you useEnergizer tablets, you replenish your Summer Shield reserve bank of chlorine protection. Use the measuring cap that comes inside each package to fill your skimmer basket with the required amount of tablets for your pool size (see package label directions.)