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  1. 8

    Difficulty keeping pH down

    Hi all, I'm having trouble keeping the pH at a good level in my swim spa. I've had the spa about 6 months. I'm using the standard TFP approach: 10% bleach, dry acid to lower pH, baking soda to increase alkalinity, and borates to try and limit pH fluctuations. I'm adding about 7 oz. of dry acid...
  2. 8

    New Swim Spa Owner

    Hi everyone, I've had a swim spa for about six months and I think I'm ready to take care of it the TFP way. There's so much conflicting information out there and I think I've found a very sane philosophy in TFP. I'm refilling my spa as we speak so I'm starting fresh.