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  1. W

    CH was 225 yesterday, added 7kg Calcium Chloride and now 750 ?

    fc 2.4 cc 3.6 ph 7.2 ta 70 ch 750 Yesterdat CH 225 pool math said to add 11kg, i added 7 kg and now ate 750! any thoughts? ( I also added 900 g stabilizer as cya was at <30
  2. W

    4th attempt

    Hello all i am new to pools and this one came with the house and i am not sure of its maintenance history. It is 10 years old, fibreglass, 20,000 gal, cartridge filter. The heat pump has been removed - it had a leak and likely the source of copper. The house water is from a well and has been...