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  1. M

    CYA => Ammonia - getting FC up

    Hi all- Seems like the time of year when I need to lean on everyone's expertise. We just opened our pool, and we had the CYA to Ammonia conversion that others have written about. My numbers yesterday were: 21500 Gal. outdoor SWG pool 0 FC 4 TC/CC 0 CYA 6ish ppm Ammonia Other chemicals were...
  2. M

    Pulling my hair out...

    Not sure if this is the right forum, but my bottom line question is "what else can I test" so I'm posting here. I have a 23,500 gal vinyl pool with a high CYA - 136 (high, I know) and a new SWG. I would rather not dilute if I can - it will happen naturally with all the rain we get in the summer...