Exam (elaborations)
Pool Operator Test Study Guide | 50 Questions with 100% Correct Answers | Verified | Updated 2023
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Ideal bromine level in a pool and spa is: - 3ppm to 6ppm Ideal chorine level for a pool is: - 1ppm to 5ppm Maximum level of chlorine in a pool is: - 5ppm If you see bubbles coming up from a return, the possible cause could be - a bad seal on the hair/lint strainer - it is not properly closed, o...
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