What does this mean: Chlorine went from about 20 ppm down to 2.5 ppm in 16 hrs., with CYA at over 200. CC is .5 ppm. Impending doom, or what???
High Chlorine to low in 16 hrs.
What does this mean: Chlorine went from about 20 ppm down to 2.5 ppm in 16 hrs., with CYA at over 200. CC is .5 ppm. Impending doom, or what???
16'x32' oval 15K gal IG vinyl pool; liquid chlorine; Hayward cartridge filter; Hayward 3/4 hp pump; 3/5/2012hrs; Taylor 2006c; utility water; summer: none; winter: vinyl / water bags; ; PF:8
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