had a customer that opened his pool this spring and the cyanuric acid level was zero and had a chlorine demand. When pool was closed last fall his cyanuric acid level was75ppm. What happened over the winter?
cyanuric acid dissapation
- Thread starter paulv
- Start date
Under certain circumstances bacteria can convert CYA to ammonia over the offseason. The answer to the extreme chlorine demand is a lengthy shock cycle, until the ammonia is gone.
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