Checking accuracy side by side and finally looking at my own pool. The Sutro seems to be reading in-line with Taylor test after 2 days of comparison. Taylor on pool reads pH and free chlorine and alkalinity correctly so far.
But I have some questions on my readings, and also some spots on my pool surface I cannot identify (see photo, pool is 10 year old Diamond Brite).
Pool (82 degrees) - about 30,000 gals:
Free chlorine 3.4 (combined 0.4)
pH 7.8 (2 drops acid demand)
Total Alkalinity...
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But I have some questions on my readings, and also some spots on my pool surface I cannot identify (see photo, pool is 10 year old Diamond Brite).
Pool (82 degrees) - about 30,000 gals:
Free chlorine 3.4 (combined 0.4)
pH 7.8 (2 drops acid demand)
Total Alkalinity...
Read more
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