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  1. M

    High Reading FAS-DPD Test vs OTO

    Is there any reason why we would have noticeably different results between the OTO and FAS-DPD chlorine tests? I ran these back to back and was not expecting the FC numbers I got. We recently opened the pool after a winter shut down and it has no problems, the heat isn't on yet as it's still...
  2. M

    Help with bringing down TA

    Hello TFP, We just opened our pool in Canada following the winter shut down as there have been some nice temps. Things are looking very manageable from a chemical standpoint but I have a question regarding the TA. Since the heat has not yet been turned on and the pool water is 11c (52f) no...
  3. M

    Difficult summer opening and chlorine hungry pool

    Hello, Looking for a second opinion here as we have had some very high chemical bills since opening up our pool less than a month ago. The common theme of the year so far has been open the wallet and it's getting old fast. Pool is about 80000 liters, outdoors, vinyl liner, inline chlorinator...