Pool Mate 1-1304 Stabilized/Concentrated/Chlorinating Granules, 4-Pound
Pool Mate Concentrated Chlorinating Granules are a super-concentrated, residue-free and fast-dissolving granular. Customers love this product because it is effective and easy to use. Pool Mate Concentrated Chlorinating Granules will kill algae and rid your pool of unsightly algae spots. Ideal for use in vinyl lined, fiberglass or colored plaster surface pools. This product is calcium-free, so there's no need to worry about clouding. Great for use in spas, hot tubs and swimming pools. Cannot be used in a chlorinator. Active ingredient: 99% Sodium Dichloro-S-Triazinetrione; provides 56% available stabilized chlorine.