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  1. Z

    Alkalinity and PH problems

    Didn't even catch the rest of your questions up top. I agree with most of phonedave's comments so I won't repeat them, but two things jump out: (1) If you haven't read the sticky thread on chlorine in spas, it is really an extraordinarily good overview. It doesn't cover everything in great...
  2. Z

    PH always rises above 8.2, even after dropping TA from 260 to 30

    Can't say it's what's going on, but I had much better success controlling my PH bounce with two major changes: (1) I added some borates. I used Gentle Spa, about 50 ppm, added once at startup and then didn't have to worry about it until it's drain and refill time because they don't get...
  3. Z

    Total Alkalinity Keeps Decreasing

    How often are you bringing that PH down with muriatic acid? That's the only thing you've mentioned that should be lowering your TA. Honestly... 40 may be where your tub wants the TA to be at. Depending on your specific tub and its passive circulation, it will naturally drift up because of...
  4. Z

    Alkalinity and PH problems

    From what I read they were very similar. I bought the TF-Pro because I'm a 40-year-old nerd who grew up watching Mr. Wizard and always thought magnetic lab mixing stirrers were cool as heck. In hindsight, I also like the foam cut out case that the Pro came with more than the plastic cases the...
  5. Z

    Wrong Ahh-some product

    Not the question you asked but I thought I'd throw in my two cents for future reference: I also used to grab my ahh-some on Amazon until I had a long, incredibly helpful conversation with the owner who was happy to walk me through the various benefits of his different products, and steer me...