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At the beginning of the season, I was having a great deal of trouble with equipment and getting the pool chemistry right. Following the advice given by other list members, using a proper test kit, following basic guidelines in pool school, and dosing per the very helpful pool calculator "app" I...

Finally got my test kit. Results as follows: FC = 37 CC = 0 TC = 37 pH = 7.5 TA 210 CYA (off the scale) I mixed 10ml pool water with 90ml distilled water, repeated the test. Result was 30 (x10 = 300) Repeated the all tests with same results. Plan to remove and replace much of the water. I can...

So, the ongoing fight against the waxy film on the surface goes on. Today, after having been absent from pool care duties for two days, I observed a beautiful azure powdery substance on the bottom of the pool. Although quite pretty, I vacuumed it up and then cleaned the filters. It was...

I am a new convert to the BBB concept, which I like in theory, but may not be practical due to the fact that the pool is unattended for up to 10 days at a time. Previous to reading the advice contained in Pool School, I would use 3" tablets in a floating dispenser as well as the skimmer basket...

The film is back. I have shocked the pool twice with sufficient bleach to raise the chlorine level to over 20 (by serial dilution with distilled water, OTO test). (My test kit has been ordered). Water is otherwise clear. All other parameters that I can test with the 5 way HTH are OK with the...

So when I opened my pool this spring, the water was clear with a lot of dead algae on the bottom. Was covered over winter with occasional addition of 3" chlorine tabs. Pumps winterized = no circulation for 6 months. Lots of clean rainwater added. Vaccumed bottom with good result, which drained...