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  1. J

    Calcium Hardness increasing

    Our gunite pool was finished last May and my CH started at 310 but slowly dropped due to a leak and constant refills. We finally got leaks fixed and CH has increased from 300 last October to 500 today. I know it can increase over time as our tap water is 200 CH but I haven't had to add much...
  2. J

    Total Alkalinity Question

    Searched for this but couldn't find a clear answer - when TFP recommends a TA of 50-60 ppm, is that only TA from calcium carbonate? My TA from CaCO3 is about 36 when I subtract out CYA and borates, which is low but even at this level, I still struggle with pH rise from SWG and spillover spa...
  3. J

    Leaking spillover spa

    Got a pool with a spillover spa. It leaked immediately. I was told that the line in the bottom pic was supposed to be plumbed as a return. They eventually came and packed it but a few weeks later the spa is leaking again. It's hard to believe it could be this again but I plugged the jets one...
  4. J

    Corrosive water damage to plaster

    Hi all, new gunite pool here that was plastered back in May of this year. PB said to only brush once a week so that's what we did - even though everyone else said twice a day. We had plaster dust for about a month thsn it settled. Recently, the plaster dust has come back when I'm brushing. I...