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My experience with only 1 month of operation. Overall, cleans better/more thoroughly than my recently deceased 3900 Does a much better job collecting fine silt, even with the fine mesh bag on the 3900 I would miss the little stuff, particularly during oak pollen season We are out of the heavy...

So, the answer is... “the data does not lie” My daily FC loss is, in fact 1.0 (+/- 0.5ppm). Of course I was determined to do things the hard way... . So to quote Spock (or Sir Arthur Canon Doyle if you like) “if you eliminate the impossible, whatever remains, however improbable, must be the...

Thank you for the support. Tested this afternoon after 8 hours of sun and the SWG off. FC = 8! Just as weird to drop 3ppm as rising in the face of all that sun. Now I am thinking that my chosen testing location may be getting some flow from the return and I just happen to be pulling the...

Just when I thought I had this nailed... Free chlorine is rising at ~ .5ppm for the last several days to 11ppm this morning even with a progressive drop of the SWG from 65% -> 55% -> 45% -> 35%. I have now turned it off. This last week has been sunny with very high UV, and pretty typical...

Excellent, thank you

It is that time of year. We have had two significant rain events in the last month or so and another on its way. As expected, the rain diluted my salt content by about 300ppm on a basis of ~3500. Not unusual as the pool auto-drains with heavy rain. Question: Is it reasonable to assume that...

I am a long time DIY pool owner but new to TFP. Over the last couple of months I got new plaster and new water and attempting to transition completely to the methods and approach defined here. I have stabilized most things at this point, but currently working to get my TA down to recommended...