Note:  After treating the pool with the copper base algaecide, and when all the algaecide
is gone from the pool, Always us a stain & Scale or Metal Out to delute the copper in the water.

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PROBLEM: Green floating algae begins growing on the walls and floor of the pool, spreads rapidly, especially in the presence of sunlight.
SOLUTION: Adjust the pH to 7.4.  Depending on pool’s surface type, use a 60% Algaecide or Copper Base algaecide.  Carefully follow use directions, especially dosage levels.

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PROBLEM:: Black or spot algae first appears as small specks on the pool’s surface hen rapidly grows to larger areas.  Strongly clings to walls and floor.  Can be difficult to treat.
SOLUTION: Adjust pH to 7.4.  Depending on pool’s surface, vigorously brush spots with appropriate brush and treat with a copper base algaecide as soon as algae is detected.  Re-treatment may be necessary.

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PROBLEM:: Mustard algae, named for its yellowish-tan color.  Easily brushed off surfaces but quickly returns.  It prefers shady areas with poor circulation.  Resists normal chlorinating treatments.
SOLUTION: Take water sample to A.C. Swimming Pools.  Correction will include brushing and the use of copper Base algaecide.   Follow dealer and label directions carefully.