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  1. 1

    OK to Recirculate?

    I'm having my concrete deck around the pool resurfaced and it required grinding out the layer of stain in the concrete. This resulted in quite a bit of dust and residue in the pool. I was advised by the contractor to not run the pump, and they will vacuum pool when project is complete. This...
  2. 1

    Calcium Hardness - Can it be too low?

    Below are my test results using tf-100 - FC 5.5 CC 0.0 Ph 7.6 TA 50 CH 125 (10 ml test) CH 110 (25 ml test) CYA 40 I find my Ph stays stable when alkalinity is at 50, so I leave it alone. My concern is with calcium hardness being so low, my CSI is in the .5 range. Should I take the time to...
  3. 1

    A Way to Confirm Accurate CYA Test?

    My CYA consistently measures in the 50-60 range. With my daily FC testing, I have found whenever my FC falls at or below 4.5, I get .5 CC. My CC is always 0 if I keep my FC above the 4.5 mark. For the record, I am testing with a TF-100 and my current results are: FC 6.5 CC 0.0 PH 7.6 TA 60 CH...
  4. 1

    An Introduction and Success Story.

    My wife and I purchased our home 3 summers ago with a 20x40 in-ground pool. I had a pool as a youngster, but never took an active role in maintaining it (this was back in the 1960's). We moved in during the summer of 2013 and my wife immediately volunteered me to take care of the pool. The...