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  1. X

    changing from pristine products to chlorine

    just got 25000 gal inground pool opened. sand filter. vinyl. did a copper test-it was 0.05. pH 7.8. chlorine, bromine-3 6. FC 2.0. CC 1.0. CH color wasn't red but lavender-100. TA 70. CYA less than 20-black dot never disappeared. please let me know what i need to add to be able to use pool. the...
  2. X

    how do I switch from pristine blue and clean to better system

    have a 25000 gal inground pool and want to switch from pristine blue and clean to better system. any ideas?