Poolife - NST Purify

This one-two punch keeps pool water sparkling clear by eliminating organic contaminants without affecting pool water balance. Get back to crystal clear pool water the easy way with NST Purify—a convenient and powerful shock treatment Step 2 in the convenient 3-step NST System Eliminates organic contaminants and boosts free chlorine levels in pool water without affecting balance Compatible with chlorine, salt chlorine generators, ozone and mineral systems For best results, test and balance your pool water then follow the easy step-by-step, on-pack instructions to shock treat weekly Active ingredients: Potassium Monopersulfate & Sodium Dichlor