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Welcome to Round's True Value Hardware Stoneham, Massachusetts
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HTH 32oz Ultra Algae Guard
Concentrated, Multii-action Pool algaecide
Long lasting, non-foaming, non-staining
Prevents & Kills Green & Yellow Algae With 1 Treatment
Prevents Algae Growth for up To 3 Months.
pH must be in the 7.2 to 7.6 range
Both a maintenance and problem solver product
Can be used at pool closing
Swim immediately, but follow instructins
Actve ingredient: Copper Ethanolamine Complex 6.48%