Search results

  1. D

    Can't find my CYA and the chlorine is gone

    Help my pool water is possessed! I have add the recommended start up dose of CYA but it still measures 0. FC will drop from 7 to 0 in 1 day. PH keeps rising also. No water loss. For past 6 years the PH has not needed any adjusting and CYA has never been an issue since going BBB. Water stays...