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  1. wedward

    Pool Math App Issue

    I'm getting this issue on iPhone all the time. Definitely not a connection issue, since other apps work fine connecting (Outlook/darksky/FB/Youtube).
  2. wedward

    Low CYA?

    We've had some pretty high levels of rain in the past weeks. Couldn't that lower CYA? - - - Updated - - - Yes it's a T-15. I'll get that test kit ASAP. Thanks
  3. wedward

    Low CYA?

    The serial (I think) is 3E14220-200216 (under the barcode on the left). Would that mean 2014 was the MFG date?
  4. wedward

    Low CYA?

    Thanks - that makes sense. I'll wait until I get my testing kit to hopefully see what the true CYA is. Gonna definitely go the route of liquid chlorine to maintain in the winter as suggested. I have no idea how old the T-15 cell is, so better not run it if not needed. Just need to see...
  5. wedward

    Low CYA?

    Thanks - I have been reading and need to get my own test kit. Ordering the TF100 now. I was just confused by the local shop saying stabilizer level is OK, when CYA was so low compared to the Pool School charts.
  6. wedward

    Low CYA?

    My first water test at the Pool Store nearby on 10/29 showed: FC - 0.05 TC - 0.05 pH - 7.9 Hardness - 263 Alk - 86 CYA - 80 Salt - 2800 (system reads 2400) Here's about how it looked around that time: After following their instruction, I added some Muriatic Acid (2 Cups), a bag of salt and...