Oh- I see. At night, dose the pool with bleach to get a FC of 30, wait an hour and THEN take another reading for the night. Sorry, my brain is slow.
Re: Clear, but no chlorine???
Oh- I see. At night, dose the pool with bleach to get a FC of 30, wait an hour and THEN take another reading for the night. Sorry, my brain is slow.
15K gal, 15x30 rectangular, in-ground, vinyl liner, Pentair ¾ HP Whisperflo on 24/7, Pentair Cartridge Filter(CCP240), Heater (gas), Automatic Pool Cover
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