Recent content by JW Pool

Thanks for your reply. The pH meter is new and I haven't calibrated it, but the comparator block was a dark purple. I struggled with treating high pH all season(using the comparator block) last year. Is it true that the plaster curing contributes to higher pH? The pool was new Dec 2023. What...

This is the second season for my saltwater pool. The pool was opened today and the water is clear. I ran the filter for several hours and vacuumed before testing. Here are my current readings: Temp 56 degrees ph 10.4 (measured with new C-600 meter) Salinity 2790 ppm Free Chlorine 0.5 ppm...