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  1. J

    CYA level readings

    Yes, it was trichlor. We have stopped using it since I have been reading tfp and that is why I used the 10 gallons of bleach last time. We just picked up a bucket of cal- hypo to use in the future.
  2. J

    CYA level readings

    I am having trouble determining my CYA level and thus shock level. The first results: 6/6/14 TA 90 Ph 7.8 Cya 100 Fc 0 Tc 0 Was instructed to put in 15 lbs of shock and wait 30 mins and do 20oz of algae dies, then put in tablets Next test 6/9/14 Ta 80 Ph 7.2 Cya 100 Fc 0 Tc 0 Copper 0.5...